Mcq on flange coupling

3. Nut and sealing ring is used to close the annular space at the end of outer sleeve. Differential Calculus. ? a) 100 mm b) 110 mm c) 105 mm d) 108 mm 15. Turn the coupling counterclockwise to loosen it . In the following formulas, u, v, and w are differentiable functions of x and a and n are constants. sketches, references and specifications skills to translate ideas; and into detailed technical drawings showing plans, elevations and sections in blueprints . Centrifugal pump is a piece of rotary equipment that converts kinetic energy into the pressure head of the liquid. This mock test of Test: Shafts, Keys & Couplings - 3 for Mechanical Engineering helps you for every Mechanical Engineering entrance exam. Home » Machine Design Objective Type Questions and Answers » 138 TOP Machine Design - Mechanical Engineering Multiple choice Questions and Answers Sunday, 31 August 2014 138 TOP Machine Design - Mechanical Engineering Multiple choice Questions and Answers Make sure you install them in the same toilet flange slots as the original bolts were in. Due to the ease of assembly of the grooved joints, the labour cost is less. External power from electric motor or diesel generator drives pump impeller. The standard flange bolts directly to an existing flange. shafts are arranged parallel and rotate in the opposite directions. A. Expert Writers. 3 2. The flange bolts to a mating flange mounted on the process. torsion d. bolts are the weakest component C. B. as velocity B. Rankine’s And Guest’s Theory Of Failure Are Applicable For . One field of application for medium fans is the ventilation of large rooms or workshops often in conjunction with air-conditioning plants. Flange Coupling is the standard forms of couplings, which are most extensively used. 6 in. ANSWER: Flexible coupling . (b) direction of twist of wires and strands are same. It is always inserted parallel to the axis of the shaft. 33 While designing a flange coupling, care is taken so that (a) shaft is the weakest component (b) bolts are the weakest component (c) key is the weakest component (d) the flange is the weakest component 9. Design of joints, levers and offset links. 1 Stresses in Screwed fasteners, bolts of Uniform Strength. China Flange adaptor /Coupling catalog of Ductile Iron Flexible Coupling and Flange Adaptor, Stainless Steel Ductile Cast Iron Pipe Fitting Dismantling Joint provided by China manufacturer - Vortex Qingdao Pipe Fitting Co. McQ Questions Bank Help you to pass your Exam ((HAAD-DHA and MOH)(UAE), supreme council of health qatar ,saudi commission for health specialities+Saudi Board +Oman Medical Specialty Board). (d) Bend, tees, reducers, elbows, hydrants, butterfly valve & plugs. Geminal constant : · 2. COUPLING CONSTANT, DOUBLE RESONANCE AND APPLICATION OF NMR & MCQ · 1. (a), which are perfectly aligned. Water Supply Engineering MCQ Test & Online Quiz: Take is the Water Supply Engineering MCQ test that checks your basic knowledge of Water Supply Engineering. Print the correct choice on your drawing sheet. 2020 . 5 inch male flanged components. Sizes from 1 - 8" | DN25 - DN200. During the installation • 2: Put the valve disc at closed position. Machine Design MCQ Question with Answer Machine Design MCQ with detailed explanation for interview, entrance and competitive exams. 1. 2. You should increase this value if the generated article is under the word limit. How The Size Of The Gearis Usually Specified? By pitch circle diameter. impeller diameter C. Students are introduced to things such as making mechanical drawings, as of machines, structures, etc. amount of silting is less. Sloan's F5AW, chrome plated spud coupling assembly 3/4 in. A flange coupling is used A. 2. Flanged joints A flexible coupling permits relative rotation and variation in the alignment of shafts axes within some limit. (ii) Bench work and fitting shop. Reducer d. In this, bolts are replaced by bushed pins. English The English language which plays a very important role in language papers recently. 34 A bushed-pin type flange coupling is used (a) for intersecting shafts (b) when the shafts are not in exact alignment (c) for small . 1. The flanges are brought together and are bolted in the annular space between the hub and the protecting flange. Flexible . 2. 3. MCQs: RC coupling is used foramplification? - (A) Voltage - (B) Current. Bushed pin type Coupling 2. Practice these MCQ questions and answers for preparation of various competitive and entrance exams. 41. cost of dam per unit storage is maximum. A. Introduction to Design of Helical Springs; Design of Helical Springs for Variable Load; Design of Leaf Springs; Design of Shaft. The parts and assembly of fanged coupling is explained in the video. Alibaba. Agree B. 06 8. 3 and torque transmitted is 4000N-m. 1. (e) none of the above. Couplings. Flange should have a flat surface on one side and other side should be attached to a coupling which can be easily attached to . Coupling C. 4 Flange Coupling 511 14. key is the weakest component D. Fastener Material Selection Based on the Galvanic Series of Metals To minimize galvanic corrosion, fasteners should be considered based on their material compatibility with the substrates. 6. Used for collinear shafts. Power transmission cap acity of spur gears in bending. Shaft के दोनों छोर के इस sleeve में घुमाया जाता है. This article gives typical values of the discharge coefficient for common orifice . (A) 90° (B) 135° (C) 160° (D) 180° View Answer (e) universal coupling. Share. Protected b. , page1. 'Flange Coupling' uses two 'Flanges' (one for each shaft), fixed with keys (sunk taper) and joined with bolts and nuts (square or hexagonal). Flange: A flange is defined as a plate type device, normally round, that is attached to the end of a pipe, fitting, valve or other object to facilitate the assembly and disassembly of a piping system. 2. The two male flanged components are held in place by 6-32 cone point type set screws and can be loosened and tightened with a 1/16 inch hex wrench. Finally, you can also take the Online Quiz from the Take Water Supply Engineering Quiz Button. 94 20 250 375 1. Pulley. 14 04 Design of Fasteners 4. Manufacturer supplier exporter of rigid flange coupling इस coupling में key की आवश्यकता नही होती है. 1. 3) In a flange coupling, the bolts are subjected to. 19. In a hydraulic circuit, net positive suction head ( NPSH) may refer to one of two quantities in the analysis of cavitation : The Available NPSH (NPSH A ): a measure of how close the fluid at a given point is to flashing, and so to cavitation. Product Details. in (ii) Flange pipe joint. Differentiation of Algebraic Functions. 26). allowable shearing stress on the bolt is 103 Mpa. A manufacturing method for a flange coupling, comprising the steps of: bending a pipe made of aluminum or aluminum alloy into an L shape with a radius of curvature that satisfies the condition of R≦1. 20 mar. To cause water or other liquid to percolate through something, so as to dissolve out soluble constituents. Coupling is a permanent joint. 2. MCQs of Couplings, Clutches and Brakes. The flanges are tightened together by means of a number of bolts; 19. MCQ->For a shaft diameter of 200 mm, the number of bolts in a marine flange . Some of the selected Preferred fits: H7/s6, H8/s7, H7/t6, H8/t7, S7/h6, T7/h6, Force Fit; This fit suitable for parts which can be highly stressed. 1. Flange coupling is a sort of connector between turning chutes that have two arrangements of flanges. Clutches rely on mechanical or electromagnetic action for torque transmission. 202 Permanent hardness of water can be removed by . (1 X 5= 5) (i) A square lamina in isometric projection appears as? (a) Rhombus (b) Rectangle (c) Trapezium (d) Parallelogram (ii) The width of a key „w‟ (as per standard dimensions) for a shaft of diameter d = 60mm is (a) 10mm (b) 15mm 5. What is flange coupling? This is a standard form of coupling. A. The number of bolts used in flange coupling are. This helps to bring the shafts into line and to maintain alignment. While designing a shaft, key and hub, care is taken so that. 2. (6. if the shaft is to transmit 5,600 hp at a speed of 1200 rpm, how many bolts are needed in the connection? Machine Design MCQ Question with Answer . 3. 0 2. Use approved clamps or straps to secure pipes. (c) Pressure gauge: It is essential to know whether the sprinkler system is working with the desired pressure to ensure application uniformity. This mock test of Test: Couplings - 2 for Mechanical Engineering helps you for every Mechanical Engineering entrance exam. 94 18 250 375 1. Rigid coupling. A typical use is in the propshaft of a car or truck, where the torque from the engine is fed to the rear axle. Spud Coupling Assembly Regardless of your requirements, Sloan offers Regardless of your requirements, Sloan offers a variety of solutions to meet your restroom repair needs. . , P. Practice Test: Question Set - 03. ( b ) Clamp or split-muff or compression coupling, and ( c ) Flange coupling. PDH Online | PDH Center Muff Coupling or Sleeve Coupling. Students can download the last year question papers using the link below. Directional Coupler is a 4-port waveguide junction consisting of a primary main waveguide and a secondary . (D) Riddle. UNIT: 3: Shafts, keys and couplings: Shafts design on strength basis, torsional rigidity basis, ASME codes for shafts, Keys and cotter design, Flat and square keys, Splines, Rigid and flange couplings, Flexible couplings. Flanged connections are preferable if there is a need for more frequent well replacement such as high corrosion rates. (a) More than the designed strength. COUPLINGS, CLUTCHES AND BRAKES 508–560 14. entropy . MCQ: 57. 5 and B16. spuds. 2. C. Fig. 2. 76. )coupling factors. Bolt two same-size flanges together with a gasket to create an access point within a line. SAMPLE MCQ ME3901 THEORY OF MACHINE . 1. MORE MCQ ON Machine Design The best example is Flanges, there are multiple holes in Flanges, the circle through the center of these holes is known as pitch circle and the diameter of this circle is known as Pitch Circle Diameter, in short PCD. Design of bolted and welded joints. This helps to bring the shafts into line and . 3" Flange x 3" Flange Coupling. Restrained Flange Coupling Adapter (230-069011) at Ferguson. 4. Question. 2. which is easy to understand and improve your skill. free board provided is least. Show Marks. Stress is (a)External force (b)Internal resistive force (c)Axial force (d)Radial force (Ans:b) 2. For a shaft diameter of 200 mm, the number of bolts in a marine flange coupling should be EME MCQ QUESTION BANK 1. The types of flexible couplings are; (1) Bushed Pin type flanged coupling which is a modified version of a protected flange coupling in which bolts are replaced by bushed pins fastened one of the flange covered with leather or rubber washer and kept loose in other flange. To make a connection, the two flanges to be joined are brought together and automatically positioned within the cam blocks around the coupling. ( 24) Here you can download the Design Of Machine Elements Notes PDF VTU (DME Notes VTU) of as per VTU Syllabus. For example . In flange coupling, the two flanges are connected together by. 7 shows the bolt connection for a hanger. In rigid flange coupling, the torque is transmitted from the driving shaft to the driven shaft ----. 06 8. a) Acts when external load is applied. . 13. Record penstock shell thickness measurements using non-destructive Flanged thermowell. Thermowell has a flange collar that is attached to a coupling flange. Mechanical Engineering MCQ Questions and Answers Quiz. B. All of these. Weld-neck and slip-on couplings are designed for welding directly to a pipe, saving the cost of an additional mounting flange. What is a Flange face?. A key connecting a flange coupling to a shaft is likely to fail in (a) Shear (b) Tension (c) torsion (d) bending. 06 8. As North America enters its peak summer growing season, gardeners are planting and weeding, and . 5 2. com Quick-connect fittings, also known as quick-connect couplings, have made water treatment faster and more efficient than ever before. Free download of examination question papers with solutions. 17. 2291. 30. 3). For a shaft diameter of 100 mm, the number of bolts in a flange coupling should be . 2. The outside of the fastener is a hex so it can be driven with a wrench. . Large industrial fans are often classified according to their use, such as fresh air and hot gas fans for heating/power stations, cooling Material Selection Problem. No. Band brakes are used in . The sum of internal energy (U) and the product of pressure and volume (p. The flange coupling itself is usually made out of cast iron or manufactured from drop-forged steel . Question 43. tension c. A. Note: In the last few years, Fluidmaster has developed a “Wax-Free” Toilet seal which is hugely popular. Shaft keys and coupling mcq, mcqs on shaft keys and coupling, multiple choice questions on shaft key and coupling, shaft keys and coupling multiple choice question, shaft keys and coupling objective questions, quiz on shaft keys and coupling, mcq on shaft keys and coupling, shaft keys coupling quiz , shear force and bending moment diagram objectives questions,test series on sfd and bmd. Machine Design MCQ question is the important chapter for a Mechanical Engineering and GATE students. (B) Slick. Economic height of a dam is the height corresponding to which. Get Contact details & address of companies manufacturing and supplying Pneumatic FRL Unit across India. The flanged pipe can be used for pumping stations, filter plants, and other locations where it could be necessary to disjoint the pipe. ® MST 2 (Oct 2018) Syllabus and Questions for MST 2 (ATKT) Oct. Lightweight coupling for moderate pressures. In an unprotected type flange coupling, as shown in Fig. An open belt drive is used when . d d x ( x) = 1. Construction of canals. driven shaft is to be started or stopped whenever desired without interferring with the driving shaft. Machine Design MCQ. Fits all 1. Flange coupling is used to connect two shafts. In other words, a square key is equally strong in shearing and crushing. Under constant vibration from the engine of an ocean freighter, loose bolts on a large piece of . B. 1 points. com is the Pakistani Top Mcqs website, where you can find Mcqs of all . Clamp or Split-muff or Compression Coupling 3. 102. Share. The two flanges are coupled together by means of bolts and nuts. Which of the following pipe joints would be suitable for pipes carrying steam (a) flanged (b) threaded (c) bell and spigot (d) expansion (e) compression. Our Bulletin 700-PS Solid-state Timing Relays are accurate solid-state timers that can be mounted on 4-pole Bulletin 700-P, -PK, -R, or -RM relays and on 2-pole Bulletin 700-PH relays. 4 (ii) Draw the isometric projection of a frustum of a hexagonal pyramid (top base Rigid Flange Couplings Features: Extended length through bore Increased torque Grade 8 bolts for prevailing torque Part Vertical Center Max Number Size Max Bore Torque Rating Speed TR10102-3/86011,3001,2776000 TR1515 2-15/1675 22,7002,565 5500 TR2020 3-5/892 39,0004,407 5000 TR2525 4-3/8110 69,3007,830 4400 Multiple Choice Questions 506 14. 1. Used only on small shafts rotating at slow speeds. 3. 94 16 275 412 2. shear b. Machine Design A flanged pipe joint will be a leak-proof joint, . 3 Keys and Coupling. 3. (v) Sheet metal. 4. The 6" and above shall be 150 lb. All meter couplings are lead-fee brass or cast iron meeting NSF-61G and/or NSF-372 specifications, and the 2014 lead content revisions to the Safe Drinking Water Act (SDWA). The 77829 Set Screw Type Coupling Ring has two 1. While Taking A Turn, What Action Differential Makes? An increase in the speed of the outer wheel. 91. Made with brass to endure the rigors of everyday use. Flange coupling adapter. Engines Of different cylinder dimensions, power and speed are compared . . 27. 14 sept. c) Is independent of external loads. Permissible tensile stress is 80N/mm². inversely as the velocity Most commonly used joint in the underground pipe lines is the A . A flange coupling is. Page-3 section-7 Learn Machine Design MCQ questions & answers are available for a Mechanical Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Pressures up to 500 psi | 3447 kPa | 34 bar PREFERRED FITS AND TOLERANCES CHARTS (ISO & ANSI METRIC STANDARDS) Preferred fits and tolerance table for hole and shaft basis systems which are given in ISO 286-1 (2010) and ANSI B4. Using an adapter plate, you can also mount it for standalone use. 5mm c) 26 mm d) 25 mm 14. Most flange couplings utilize four, six, or up to 12 bolt assemblies. arrangements and are driven via couplings or V-belts. A. 24: The efficiency of Traps depends on the a. The solved questions answers in this Test: Couplings - 2 quiz give you a good mix of easy questions and tough questions. Certification@dnv. The ends of the pipes have threads on outside, While socket or coupling has threads on the inner side. 4 3 3 While debate rages over glyphosate-based herbicides, farmers are spraying them all over the world. Last 10 year question papers should be practised to get better marks in examinations. A rotor with its blades separates from the nacelle and spins off a wind turbine, crashing to the ground. Couplings and Shafts connect and transmit motion to subsequent screw conveyors. . Pin. A Directional coupler is a device that samples a small amount of Microwave power for measurement purposes. flange coupling ⇒ A shoe brake is commonly used in railway trains. Flexible couplings should be considered in these conditions, although the type will depend on the type of misalignment present. The usage of these tolerances is advised for economic reasons. For a person to notice an increase in the output (loudness or sound intensity) of the system, what must the output power be increased to ? Click to print (Opens in new window) Click to share on Facebook (Opens in new window) Click to share on Twitter (Opens in new window) Click to share on LinkedIn (Opens in new window) Machine Design Quiz Questions and Answers “Machine design” is the process of engineering design. One of the flanges has a projected portion and the other flange has a corresponding recess. Choose the best answer to the following Multiple Choice Questions. 50. c) Lower. 18 sept. View Answer. A. Machine Design Mcqs. The number of bolts used in flange coupling can be. Lewis equation for static beam strength of spur gear teeth. 5. Longer . Different types of flange faces are used as the contact surfaces to seat the sealing gasket material. The sensor can be broadly installed in tank adapters, couplings, flanges, brackets and stand pipes of appropriate size relative to the transducer. Machine Design Mcqs. Q3. 5. rigid flange coupling. Home >> Category >> Mechanical Engineering (MCQ) questions and . The solved questions answers in this Test: Shafts, Keys & Couplings - 3 quiz give you a good mix of easy questions and tough questions. 0 Wrong : 0. Current Affairs May 2017 MCQ Angiosperms (Taxonomy and Classification) MCQ Accounts Fundamental MCQ . Power Screw drives and their efficiency; Design of power screws; Design of Springs. Tool Engineering (How to solve MCQ exam) This set of Farm Machinery Multiple Choice Questions on “Farm Tractor – Clutch and Fluid Coupling – 1”. A waveguide flange is a connector for joining sections of waveguide, and is essentially the same as a pipe flange —a waveguide, in the context of this article, being a hollow metal conduit for microwave energy. Q93 A CHOCKE FLANGE MAY BE USED TO COUPLE TW WAVEGUIDES (a)to help in alignment of the waveguides (b)because it is simpler than any other join (c)to compensate for discontinuity at the join (d)to increase the bw of the system ans-c Q94 IN ORDER TO COUPLE TWO GENERATORS TO A WAVEGUIDE SYSTEM WITHOUT COUPLING THEM TO EACH OTHER ,ONE COULD NOT USE A 48. 1. The flange couplings are of the following types:-a) Unprotected type flange coupling b) Protected type flange coupling c) Marine type flange coupling a) Unprotected type flange coupling:-In an unprotected type flange coupling each shaft is keyed to the boss 51 9. 5 Dynamically balanced impeller assures smooth vibration-free operation. $15. Question 5 of 20. However, they are usually identified by their mode of actuation: mechanical, electrical, pneumatic, or hydraulic. Design of Flange Coupling , Necessity of a coupling, advantages of a coupling, types of couplings, design of muff coupling, design of flange coupling (both protected type and unprotected type). Clutch connect and disconnect . This set of Machine Design Multiple Choice Questions & Answers (MCQs) focuses on “Couplings”. Options: Sleeve coupling; Flange coupling; Bushed pin type coupling; Split muff coupling. The ergonomic display unit with intuitive touch screen navigation makes your alignments . 1. speed B. 201 Most satisfactory formula for an estimate of fire demand Q for a city of population P in thousands for Indian conditions, is (A) Q = 1115 (p/5 + 20) (B) Q = 1640 √𝑃 (1 – 0. Design for hub: The hub is designed by considering it as a hollow shaft, transmitting the same torque (T) as that of a solid shaft. d) Depends on other factors. The faces are turned up at right angle to the axis of the shaft. T= 𝜋 16 x 𝜏 𝑐 ( 𝐷4 −𝑑4 𝐷 ) 2. Question 7. ANS:- (i) Carpentry and pattern making shop. Make sure that the disc can be fully opened Kop Flex Elastomeric Coupling Center Flange Fastener Set - Style K2 - Size 30 - 30 K2 CFFS. 2. e : MCQ Option Shuffling . Job Interview Question, In A Flange Coupling, The Thickness Of Flanges Is Taken As One-half The Diameter Of Shaft. 5 bar. False. ✓ available in 16 coupling sizes and 10 SAE flange sizes ✓ damping torsional vibrations ✓ taper and inch bores ✓ Atex. Flange coupling : Each flange is mounted on the shaft and keyed to it. bending Flexible coupling: compact designing, easy installation, convenient maintenance,small size and light weight. all of the above 3. c) 23mm. 2" Full Port Flange x 2" Full Port Flange Coupling - 6" Long. 28. Question 44. For More Machine Design MCQ Click Here . Introduction to Design of Helical Springs; Design of Helical Springs for Variable Load; Design of Leaf Springs; Design of Shaft. Tire couplings, named for their resemblance to an auto tire, consist of two flanged hubs equipped with clamping plates, which grip the coupling’s hollow, ring-shaped element by its inner rims. WhatsApp. Look at the figures and find PCD of different stud arrangement circle. Part #: 2270940. Size of trap d. (b) Explain flange coupling with a neat sketch (c) What is brake? Describe an internal expanding shoe brake with a neat sketch and state its applications. b) False. The sleeve or muff coupling is designed as a. material of both shafts . 98-For designing a sleeve coupling, if 'd' is the diameter of the shaft in mm, then diameter of the sleeve is taken as:. In this connection the bolts are in tension. The water obtained from the tube wells is known as. Design of Cotter and Knuckle joints, Keys: Types of keys, Design of keys, Couplings: Rigid and flexible couplings, Flange coupling, Bush and Pin type coupling and Oldham’s coupling. (A) Lifter. Mechanics of Solids MCQ question on Simple Stress and Strain 1. IVMA/630 0-5- 26. 2-1978 standards. Studded end couplings are designed to fit on existing flanges, with studs projecting out the back of the C-L flange. (d) wires are not twisted. The flange is the weakest component. Bolts for flanged couplings Stoppers Rudder MC Manufacturer Bolts, except for flanged couplings * Unless otherwise specified the certification standard is the Society's rules. 1. This flange has one female threaded end to connect to a male threaded fitting or nipple. Flanged bolt couplings: Torsion of thin-walled tube: Helical Springs: Shear and Moment in Beams: Shear and Moment Diagrams: Relationship Between Load, Shear, and Moment: Load and moment diagrams for a given shear diagram: Moving Loads: Flexure Formula: Economic Sections: Floor Framing: Unsymmetrical Beams: Superimposed or Built-up Beams . Q. 7. This product belongs to Home, and you can find similar products at All Categories, Home Improvement, Hardware, Power Transmission, Shaft Couplings. Actual stress in the bolts of a flanged coupling of a shaft will be. 18. Clutch operated by human: coupling is directly connected so not human involvement during operation time 7. [B]. a. In this page you can learn various important theory of machine questions answers,theory of machine mcq questions answers, theory of machine objective questions answers,theory of machine short questions etc. Each flange is mounted on the shaft end and keyed to it. a) Dun cylinder b) Solid shaft c) Thick cylinder d) Hollow shaft Answer:- d) Hollow shaft 48. This Water Supply Engineering Test contains 20 Multiple Choice Questions. Depth of water seal b. Answer: b. , Ltd. 2018. Rigid Couplings are of following types: Sleeve or Muff Coupling; Clamp or Split- muff or Compression Coupling; Flange Coupling. a) 27mm. Surface water. Avoidance of . 1 Introduction, Advantages and Disadvantages of screw joints, location of screw Fernco Flexible Couplings have found wide acceptance among sewer and plumbing contractors and municipalities because of their quality and ease of installation. 2. a) 3 b) 5 c) 7 d) 2 N itin Shekapure 135. Materials selection problems can be summarized into two categories [8]: materials selection based on the material properties, and on the design requirements, where the material properties are coupled with those of the physical structure and the relevant structural properties of the component. True. Depth of trap c. The knuckle joint assembly consists of following major components: Single eye. B. The "Grayloc" coupling is for "zero" leakage applications from full vacuum to 420 MPa and temperatures between -220C to 925C. 3 Flexible Couplings 513 14. Is the top of the flange even (or close to even) with the finished floor? If it to low - then use two wax rings. a. The sleeve or muff coupling is designed as a-. CONTACT US. They are also known as Class 150 flanges. Help Customer Service , Disputes & Reports , Buyer Protection , Report IPR infringement Unit-5 & 0 UNIT V 18 hours. This coupling consists of two sleeves one inner and one outer sleeve. 1 flange coupling Fig. Practical 3,4,5 Machine Design Practical 3,4,5 Shri Vaishnav Vidhyapeeth Vishvavidhyalaya, Indore Shri VaishnavSM Institute of Technology & Science, Indore Department of Mechanical Engineering Course Title/ Code: Machine Design I / BTME 404 Year: II & Semester: IV Syllabus: Unit Content I Introduction: Introduction to Design process, Design considerations, engineering materials properties and . Mean effective pressure of Otto cycle is 21. PUBLIC HEALTH ENGINEERING. (vii) Machine shop. There is always an axial or linear line of action of load. Avoid fitting types that substantially recess the transducer into the fitting or compress the transducer against an inner pipe stop. d. A typical rigid flange coupling is shown in Figure- 5. PSC TOP MCQ (13) GPSC PRELIMS MCQ (12) INDIAN HISTORY (12) CIVIL ENGINEERING (10) GENERAL STUDIES NOTES (8) MODEL PAPER (6) SYLLABUS & EXAM (6) ENTREPRENEURSHIP DEVELOPMENT (5) Engineering Materials mcq (5) INDIAN GEOGRAPHY (5) PAST PAPERS (5) PRECISION INSTRUMENT MCQ (4) CHEMISTRY (2) COMPUTER (2) Theory of machines mcq (2) mechanical . MCQs of Couplings, Clutches and Brakes. 15. The flange couplings are of the following three types : 1. What is use of protected type flange coupling? In this coupling, each flange is provided with a projection. b) Becomes zero when external load is removed. Standard flange: Short spool piece is a raised face without O Ring. A bushed-pin type flange coupling is used (A) For intersecting shafts (B) . If 8 bolts are emplaced in a clamp coupling with shaft diameter 80mm d, calculate the diameter of each bolt if coefficient of friction is 0. (c) Neither more nor . A hanger is shown connected to the bottom flange of a girder. Coupling is used to obtained permanent connection between driver and driven shaft. C om pr essor in whi ch ssi onof air from u ti ssure to d liv ry pr essure t ak s plac in morth n one cylind is call d pr ssor. diameter and length of both shafts is same B. VTU, Notes 3,983 Views. 01 √𝑃) (C) Q = 3180 √𝑃 (D) None of these Ans. 5 in. Flange Coupling is a type of shaft coupling which is widely used. 13. Mechanical Engineering Sample MCQ . 1 flange coupling Rigid and Flexible Coupling: Rigid flange coupling consists of two separate grey cast iron flanges. Flange coupling consists of two flanges keyed to the shafts. 93. 5. This connection is called a bracket connection. The complete layout from the source of supply to the distribution (Ans) Construction of reservoirs. RESTRAINED FLANGED COUPLING ADAPTER FOR DUCTILE IRON PIPE 14 – 24 INCH 14 275 412 2. Distoration energy theory 2. Explanation are given for understanding. 250+ TOP MCQs on Clamp Coupling & Rigid Flange & Coupling Bushed Pin Flexible Coupling and Answers. Take a look at that - if your floor and flange is . Ans: d. 29. One keyed to the driving shaft and the other to the driven shaft by means of nuts and bolts arranged on a circle concentric with the axes of the shafts. (a) direction of twist of wires in strands is opposite to the direction of twist of strands. An insulating gasket placed between the flanges of connecting pipes to act as an electrical insulator. 43. Tweet. Turbine. The power output of an audio system is 18 W. It is used to connect two shafts which are perfectly aligned. 4. 6mm. A coupling is a mechanical device that temporarily joins two rotating shafts to each other. Flanged thermowell has the flanged top end that is connected using nuts and bolts to the pipe. there is a thin film of lubricant between the journal and the bearing In a flange coupling, the thickness of flanges is taken as one-half the diameter of shaft. Following are the basic types of stress except (a)Tensile stress (b)Compressive stress (c)Shear stress (d)Volumetric stress (Ans:d) 3. 4. (vi) Electric arc and gas welding. 1 Rigid Flange Coupling A typical rigid flange coupling is shown in Figure- 5. 3 Design of Couplings Protected type Flange Co upling, 3. Romac couplings meet the specifications set forth in the AWWA Standard C219 coupling spec. 8. In a marine flange coupling, the thickness of flange is taken as. Some of the applications: Permanent coupling of gears with shafts, bearing bushings. 1 Rigid Flange Coupling. 2. 3. The permissible stress for carbon steel under static loading is generally taken as (a) 2000-3000 kg/pm2 (b) 3000-4000 kg/cm2 (c) 4000-4500 kg/cm2 Guidelines for Design of Wind Turbines 2nd Edition Det Norske Veritas, Copenhagen (Wind. (A): maximum at the outer surface and minimum at the inner surface. If essentially consists of two cast iron flanges which are keyed to the shafts to be joined. Special Price $13. B 6 . Then, there is the so-called Industry Standard flange which is not defined by a governing body but instead reflects historical practice. through keys. 47) . While designing a flange coupling,care is taken so that A. In case of thick cylinders, the tangential stress across the thickness of cylinder is. both (a) and (b) D. Equal sharing of load by bolts. It has two holes for set screws to lock onto a 6mm motor shaft. See Catalog. The flange coupling is designed as discussed below : 1. Two helical springs of the same material and of equal circular cross-section, length and number of turns, but having radii 80 mm and 40 mm, kept concentrically (smaller radius spring within the larger radius spring), are compressed between two parallel planes with a load W. Flexible elements provided in flexible coupling absorb shocks and vibrations. (c) wires in two adjacent strands are twisted in opposite direction. The flanges are connected to each other by means of bolts and nuts. Couplings and Flanges for installing water meters We have water meter couplings and flanges for installing meters sized to standards of the American Water Works Association. Elements of Machine Design. Power is transmitted from driving shaft to flange on driving shaft through key, from flange on driving shaft to the flange on driven shaft through bolts and then to the driven shaft through key again. [C]. Pipe Compatibility Steel, cast iron, plastic and other types of pipe Which types of coupling used to connecting shafts, whose axis are parallel but not in one line? (a)muff coupling (b)flexible coupling (c)Oldham’s coupling (d) flange coupling 12. The allowable shear stress for the shaft material is 42 N/mm2. Spigot Flange – While slip flanges fit over PVC or CPVC pipe, spigot flanges fit into a PVC or CPVC fitting. Q5. MCQs: Design of Machine Elements - Mcqs Clouds is a portal which provide MCQ Questions for all competitive examination such as GK mcq question, competitive english mcq question, arithmetic aptitude mcq question, Data Intpretation, C and Java programing, Reasoning aptitude questions and answers with easy explanations. 1. Loose running fit for wide commercial tolerances or allowances on external members. 1 Oldham Coupling 514 14. The member coupling 28 can include the member coupling flange 50, which is similar to the end flange 22 of the drive anchor 10. The maximum fluctuation of speed is the. 0 2. Series B flanges are normally selected for refurbishment work. Solved Problems: Design of Shafts and Couplings. 2). MCQs; In a flange coupling, the bolts are sub… Question. achievable Size angular pipe DN StartSize End qty deflection 100109 3 133M163˚ 150158 3 182M163˚ Head developed by a centrifugal pump depends on its A. Clarification: The difference between the maximum and minimum speeds during a cycle is called the maximum fluctuation of speed. , Ltd. Maximum shear stress theory 1 Maximum Normal stress theory Options : For brittle xnterials the follovmg theo Multiple choice questions on Basic Chemical Engineering topic Fluid Mechanics. Working Pressure Up to 275 psi. A. 0306125 F5A 3/4 in. Clarification: The two halves of sleeve are clamped together by bolts. View Answer . The shock load produced can be reduced by. Two shafts will have equal strength, if diameter of both the shafts is same angle of twist of both the shafts is same material of both the shafts is same twisting moment of both the shafts is same. In a flange coupling, the keys are staggered at _____ along the circumference of the shafts in order to divide the weakening effect caused by key ways. Helden is a manufacturer of couplings, flange adaptors, and pipe repair solutions for the water, wastewater, gas and industrial markets. The other proportions for the marine type flange coupling are taken as follows: A flange coupling is. The flanges are connected via a short tube. flange coupling. Used for non-collinear shafts. Let d = Diameter of the shaft. Fluid enters into the impeller, and by centrifugal force, it exits from the tip of the impeller. 1. The flanges are tightened together by means of a number of nuts and bolts. 103. 0 5. Limits, Fits and Tolerances: Introduction, Fundamental tolerances, Deviations, Methods of placing limit dimensions,Types of fits with symbols and applications, Geometrical tolerances on drawings, Standards followed in industry. The connecting face of the flange is either square, circular or (particularly for large or reduced-height rectangular waveguides . What is the diameter of brake disc? a) 650 mm b) 630 mm c) 640 mm d) 645 mm 16. A line shaft rotating at 200 rpm is to transmit 20 kW power. How can we improve our Product . 4. When there is a requirement of a small amount of flexibility or angular movement is necessary. Which one of the externally fired boiler. neither (a) nor (b) The head loss in turbulent flow in a pipe varies A. A knuckle joint is a mechanical joint used to connect two rods which are under a tensile load. calculate the torque transmitted by shaft? A. There are two type of Flange Coupling a. Question 45. 0 5. Explanation: A coupling permanently joins two rotating shafts. 2. In a flange coupling, the bolts are subjected to. Fig. The primary parts of a dial indicator are the face or dial, the case, and the plunger. Through volute casing, it discharges. Surprisingly high quality flange. 2014 . the number of bolts in a flange coupling should be . One of the main elements necessary for galvanic corrosion to occur is an electrolyte, which contains ions that facilitate the oxidation and reduction reactions in the galvanic cell. cost of the dam per unit of storage is minimum. An optional feature available at extra cost. Planetary gears are at the heart of modern engineering and are used in gearboxes that power everything from basic plant machinery to cutting-edge electric vehicles. 5. which will improve your skill. The length of useful thread (B plus threads with fully formed roots and flat crests) shall not be less than L2 (effective length of external thread) required by American National Standard for Pipe […] इस प्रकार की flange coupling में power transmission के समय लगने वाले झटकों को बर्दाशत करने के लिए रबड़, स्प्रींग,वॉशर आदि लचीली युक्त flange के बीच आपस में . These couplings absorb shocks and vibrations. Design of power screws. 1 Multiple choice questions (i) d OR Using the co-ordinates 1 (ii) b OR Key 1 (iii) a OR 055 1 (iv) d OR External thread 1 (v) c OR Extension lines 1 2 (a) ISOMETRIC SCALE (i) Marking of divisions of 10mm, including division of first part of 1mm on true length Metric Standard Parallel Keyway and Key Sizes Shaft Diameter (mm) Keyway (mm) Key (mm)* From To Width (W) Depth (h) Width (W) Depth (T) 6 8 2 1. The union is easier to assemble and disassemble than the coupling because the pipes don't have to be manipulated. Unprotected. d d x ( c) = 0. In a flange coupling, the flanges are coupled together by means of_. 3. 8) Gently position the New Wax Ring (flat side is down) and center it on top of the PVC flange (on the floor). According to most codes, copper supply pipe must be supported every 6 feet, galvanized or black steel pipe every 12 feet, PVC or ABS drainpipe every 4 feet, and cast-iron pipe every 5 feet. Add to Cart. ASME B16. 45. 4. GTU Elements of Question Paper Winter 2016. v) is known as A. the maximum intensity of pressure at any point in the contact surface is not exceed 1 kg/cm 2. In designing a flange coupling, the pitch circle diameter of bolts is taken as . Expansion joint. This type of thermowells is used when frequent replacement or removal is required. Regulation and requirements. These bushes are mounting in between the flanges and the shafts. Microwave Engineering - Directional Couplers. E. flat face. 2" Full Port Flange x 2" Full Port Flange Coupling. K. In this page you can learn various important water supply engineering questions and answers,sloved water supply engineering questions answers, important water supply engineering questions answers, mcq on water supply engineering etc. Load in 3D viewer Uploaded by Anonymous. the termination of which saw the emergence of Klamflex as a leading international brand name. The discharge coefficient is a dimensionless number used to characterise the flow and pressure loss behaviour of nozzles and orifices in fluid systems. 2. Fernco pipe couplings and adapters are used for all types of in-house and sewer connections: drain, waste, vent piping, house-to-main, repairs, cut- ins, conductor, roof drains and increasers-reducers. Design of Screwed Joints 7. 2015 . 2d + 3. There are two types of rigid flange couplings; GPSC PRELIMS MCQ (12) INDIAN HISTORY (12) CIVIL ENGINEERING (10) GENERAL STUDIES NOTES (8) MODEL PAPER (6) SYLLABUS & EXAM (6) ENTREPRENEURSHIP DEVELOPMENT (5) Engineering Materials mcq (5) INDIAN GEOGRAPHY (5) PAST PAPERS (5) PRECISION INSTRUMENT MCQ (4) CHEMISTRY (2) COMPUTER (2) Theory of machines mcq (2) mechanical engineering mcq (2) Do . m. Coupling operated at Same speed. To help you understand how a quick-connect fitting works and what to consider when using . 23: The device which are used to stop the escape of foul gases inside or outside the ousers is known as. 2-0. 18. Couplings (i) Unprotected Flange Coupling (having socket and spigot arrangement) (ii) Protected Flange Coupling. 46. there should be flange on the trans that bolts to the outer ring. split muff coupling. 2. xyz. Q2. Selection of anti-friction bearings and gears. Following types of rigid coupling are important from the subject point of view : ( a ) Sleeve or muff coupling. 153) For a shaft diameter of 100 mm, . 24. Detailed design procedure of a typical flexible rubber-bush coupling. These are mostly used for fire protection. The Synchro shuttle transmission coupling flange is assembled on the pinion shaft of gear box over splines and the other end of spigot is fixed to a universal joint. 2016 . In some connections the bolts are subjected to shear as well as tension. Engine to convert reciprocating motion of piston to rotary motion of output shaft. Power Screw drives and their efficiency; Design of power screws; Design of Springs. Design of springs. [90°] [135°] [160°] [180°] 9 people answered this MCQ question 90° is the answer among 90°,135°,160°,180° for the mcq In a flange coupling, the keys are staggered at _____ along the circumference of the shafts in order to divide the weakening effect caused by key ways Keys and Couplings or 2 w c t . MCQ of Jigs & Fixture. Universal coupling is a type of ____. 47 define various types of flange facings, including the raised face, the large male and female facings which have identical dimensions to provide a relatively large contact area. The inner sleeve has a bore diameter slightly more than shaft diameter surface of inner sleeve is tapered and this tapper is matched on the bore of the outer sleeve. (C) Swab. It is fitted over the ends of the two shafts by means of a gib head key. 4. increasing the . Held in place by self-locking Tem-U-Lac bolts. However, if they aren't installed correctly, they can present issues to your water filtration systems. Machine Design MCQ question is the important chapter for a Mechanical Engineering and GATE students. Extension is typically 10%. Vicinal coupling : · 3. The farther forward the labial flange and . Pressed fits with big interferences, assembly using pressing and great forces under different temperatures of the . shaft is the weakest component B. Couplings are available in 321 or 316L stainless steel in various lengths with NW, ISO, CF and ASA flanges. 92. Flexible couplings are used to transmit torque from one shaft to another when the two shafts are slightly misaligned. Therefore, from Eq. Flexible. Unit-7 Riveted and Welded Joints 7 hours Problem 3: Two identical hollow shafts are connected by a flanged coupling. 49. (6. d) Is always harmful. b) Clamp coupling: These couplings are used for line shafts. What Is The Empirical Formula Used To Give The Number Of Bolts In Flange Coupling? Answer : n = 0. A key made from a cylindrical disc having segmental cross-section, is known as a) Feather key b) Gib-head key c) Wood ruff key d) Flat saddle key. p. • Move the butterfly valve with the seals (O-rings or flat gaskets) between both flange ends • 3: Realign the pipeline. 6 apr. Answer: c. Shaft couplings are divided into two main groups as follows : 1. (iv) Smithy and forging. 2. Introduction, types and uses; Design procedures for rigid and flexible rubber-bushed couplings; Power Screws. 3) The permissible crushing stress for the usual key material is atleast twice the permissible shearing stress. com) and Wind Energy Department, Risø National Laboratory (Certification@risoe. Designs a clamp coupling to transmit 60kW at 250r. The entire scheme of collection and disposal of liquid waste. True. >As per SOLAS every ship above 500 tons gross tonnage must have atleast one international shore connection. 5 Causes of Loose Bolts – and 5 Ways to Prevent Them. 5. 1K . Low (Fast) Medium High (Slow) This Case Study On Flange Coupling option defines how much topic information the software should gather before generating your essay, a higher value generally means better essay but could also take more time. Let us consider the upper edge of the flange of I section beam, for upper edge we will have value of y = D/2 and after putting the value of y = D/2 in equation of shear stress for I section, we can easily determined that shear stress at upper edge of the flange and it will be zero. Separate tapped openings for gauge, flush and drain connections. 83103 N-mm B. UNIT:5: Journal Bearing: Types of lubrication, viscosity . . 0 5. 2d + 3 44. 2,183 views2. Hi, Clutch are used to obtained temporary connection between driver and driven shaft. B. Another name for slip clutch is a: the: a) Ribbed coupling b) Sleeve coupling c) Flange coupling d) Grid coupling a) Bearing-and-cross joint b) Fluid coupling c) U- . This content and associated text is in no way sponsored by or affiliated with any company, organization, or real-world good that it may purport to portray. The outside diameter of the shafts is 240 mm and the coupling has 6 bolts of 72 mm each on a bolt circle of 480 mm. 3. View Answer. 4. . 5. b) 25mm. Disagree Machine Design MCQ SET-3. . 3. d d x ( u + v) = d u d x + d v d x. Residual stress in materials. for collinear shafts C. overbored said: that is a federal flex coupling it has set screws that hold the shaft to the inner part and the big nuts hold the inner hub in the outer ring. Flange coupling Show Answer: Answer: Option (c) 35. Q1 Answer the following Multiple Choice Questions. Fit a pair of 10-inch tongue-and-groove pliers around the coupling nut located at the top of the drain pipe and the base of the sink drain flange. What is a flange coupling? It is a coupling having two separate cast iron flanges. In flange coupling, the two flanges are connected together by. 4. The smaller ends of the pins are rigidly fastened by nuts to one of the flanges, while the enlarged ends are covered with flexible material like leather or rubber bushes, in the other flange. Flange Coupling Flexible Couplings Flexible couplings are used to connect two shafts having lateral or angular misalignment. Fernco is now American Iron and Steel compliant with the 6000 RC Series Coupling!. Agree. Flanges are fitted or provided at the end of shafts. A coupling nut is a threaded fastener used for joining two male threads, most commonly threaded rod. इसमें दो cast iron के बने flange तथा दोहरा Conical sleeve होते है. What is diameter of wheel axle of LHB Coach? with preservative-treated lumber. 22. Flanged thermowells are used for high-temperature applications. NEMA Solid-state Timing Relays. Standard C-L coupling configurations include studded end (above, right), weld-neck and slip-ons. Connection flange made of steel. 4 Heavy cylindrical bracket with 360° register on both flanges provides a rigid union of pump and motor. No. The member coupling 28 couples the member 52 to a surface 54 within which the drive anchor 10 and member coupling 28 are installed in a removable and replaceable manner. Such a technique is more appropriate for large pipe diameters and for high pressure applications. Page-6 section-9 Learn Machine Design MCQ questions & answers are available for a Mechanical Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. 8 shows one such connection. (A) Shaft is . 0 D (R: radius of pipe median line, D: pipe diameter), said aluminum or aluminum alloy being at least one kind selected from a group of pure aluminum or aluminum . 4. Description. Pulleys (i) Solid cast iron pulley-(upto 200mm diameter) having solid web ⇒ In a marine flange coupling, the pitch circle diameter of bolts is taken as. intercellular adhesion molecule. Draughtsman (Mechanical) is a working art vocational trade. A flange coupling is to be designed, using 25 mm diameter bolts at a distance of 152 mm from the center of the shaft. ) I have seen leaks like you describe if the glued flange is not really glued in all the way. Fundamentals of design. 6 ANVIL® PIPE FITTERS HANDBOOK GRUVLOK® INSTALLATION AND ASSEMBLY Figures 7400 & 7401 Couplings 1. as (velocity)2 C. One regular wax ring on the bottom and one (or more) with the plastic horn insert on top. . 29 iun. GATE 1995- A key connecting a flange coupling to a shaft is likely to fail in a. 55. 0 4. through key-flange-bolts-key D. Download your CBSE 12th Class Engineering Graphics Syllabus. A. Consisting of two flanges. Flange coupling is used to connect two shafts. Basically, design is a two-part iterative process. 3. ASME B16. Workshop Technology Viva ,Objective questions For Mechanical Students. Hangers provide support, maintain alignment and For the fire hose coupling thread, see Glossary of firefighting equipment § N. Flange coupling is a driving coupling between rotating shafts that consists of flanges (or half couplings) one of which is fixed at the end of each shaft, the two flanges being bolted together with a ring of bolts and nuts to complete the drive. (iii) Foundry and casting. While designing a flange coupling, care is taken so that. muff coupling. PLUMBING. The duration of trade is two years with four semesters of six months each. 4. With two wireless measurement units, large sized detectors and powerful lasers, the instrument performs precise measurements in even the most challenging conditions. Question 46. Correct Answer: Option 3 (Solution Below). Flange coupling Mutt coupling The followmg coupling is used to connect tvn paralled shafts having small distance between the axes Correct : 2. Sleeve or Muff Coupling 2. the help of sockets or couplings, such joints are called grooved joints. workdone B. In a flange coupling . MCQ: 59. shuttle transmission for flange coupling in Jacob Cycerll Byford-3D TURBO. 6 Radially split casing with equal suction and discharge flange sizes. 4 Design of spur gear 08 Marks Lewis equation for static beam strength of spur gear teeth Power transmission capacity of spur gears in bending Gear tooth failure modes – Scoring, scuffing Pitting & Teeth Breakage Muff Coupling Explained. through flanges C. A single plate clutch with both sides effective, has an outer diameter of 30 cm and inner diameter of 20 cm. 4 Spur gear design considerations. 1. Nobody expects more from us than we do. Regular Price: $18. CBSE Class 12 Engineering Graphics Question Paper Set 1 2015 Outside Delhi with Answers. Redi-Change Sections allow an individual conveyor section to be lifted out without dismantling adjacent parts or components. The following are the types of flexible couplings. The CAD files and renderings posted to this website are created, uploaded and managed by third-party community members. A flange coupling is a type of rigid coupling. Showing 31 to 36 out of 36 Questions . Out of the two flanges, one has a projected portion while the other has a corresponding recess. Instructions to the crew in the use of all the ship's fire -extinguishing and lifesaving equipment shall be completed within which time frame? o (A) Within one month and repeated quarterly o (B) Within one week of sailing • (C) Within any two month period o (D) Before sailing Couplings. b) Higher. 1. May 22, 2019 BILAL KHATTAK 0. The number of bolts used in flange coupling are. for parallel shafts. Nominal Sizes 3 - 12 inches. The number of bolts used in flange coupling can be. Please contact us for details. Muff Coupling / Sleeve Coupling is the simplest type of rigid coupling, consists of a hollow cylinder whose inner diameter is same as shaft. Design for flange: The flange at the junction of the hub is under shear while transmitting the torque. In cross or regular lay ropes. C 8 . A machine is made up of mechanisms that work together to satisfy the requirements of what the machine needs to accomplish. 1. 1 Universal Joints A universal joint is a linkage consisting of . 6 d 2 d 2. Ningbo Hengsheng Machinery Co. Flanges are usually of 2 to 3 inches in diameter. MCQ: 58. Ans: a. 3 Sec. . For More Machine Design MCQ Metric Dimensions 3000# 6000# Inch Dimensions 3000# 6000# General Notes Dimensions are in millimeters Notes Dimension B is minimum length of perfect thread. (B): maximum at the inner surface and minimum at the outer surface. 2 For a definition of the certificate types, see Pt. directly. Union C. 2. Each chapter is written in a simple, crisp and logical way, explaining the theoretical considerations in design of machine elements. 3 Flexible coupling ranges. The water supply system means. Catalog #: 30 K2 CFFS. (b) Less than the designed strength. m. Clamp coupling employ bolts. Both a . dun cylinder; B. Ans. Blank-Off Flanges, New Blank-Off Flange, ISO 200, Stainless Steel ISO200 Blank flange ISO 63, ISO 100, ISO 160 blanks ISO flanges, ISO 200 Blank Flanges, ISO Vacuum Hardware, ISO Flange mounting ISO-200 blanking flange, custom ISO flanges, ISO-200 Vacuum Hardware, vacuum hardware, ISO bank off flanges ajvs. This torsionally flexible coupling is particularly suitable for applications in heavy engineering. Welin Camlock Coupling The Welin Camlock Coupling provides a faster, safer and more convenient way of making and breaking flanged hose connections. Mail: sales@rigid-flange-coupling. 2015 . 0 2 2 9 10 3 1. [D]. A Flange Coupling has two separate cast iron flanges, each of which is mounted on the shaft end and keyed to it. 1 Ch. The protective flange is Fig. 4. Environment Engineering MCQ WATER SUPPLY ENGINEERING. How The Size Of The Gearis Usually Specified? Answer : By pitch circle diameter. Q4. [A]. 3. These are fixtures that are installed in janitor’s closets and building maintenance areas for use by the building maintenance personnel. widely used in medium and minor power transmission system driven by motor such as speed reducers,hoist,compressor,conveyer,spinning and weaving machine and ball mill. The shafts will have same strength on the basis of torsional rigidity, if A. What is the thickness of wheel flange in LHB coaches? a) 24 mm b) 26. Style 75. In clutch high friction than coupling: In coupling Low friction than clutch. Below we have list all the links as per the modules. thick cylinder; C. The power measurements include incident power, reflected power, VSWR values, etc. >Fittings and joinings having capacity to withstand working pressure of 10. Spring index is (a) ratio of coil diameter to wire diameter (b) load required to produce unit deflection (c) its capability of storing energy The flanged coupling adapter shall have a body made of carbon steel per ASTM A52, ASTM A512 or carbon steel having a mini-mum yield of 30,000 psi. This hallmark text on Machine Design almost covers the entire syllabus of all Indian Universities and Polytechnics. Shaft and . Multiple choice Questions on Water Supply Engineering subject in Civil Engineering. 2291. for small shafts rotating at slow speeds D. Furthering the similarity, tire coupling elements usually are rubber derivative elastomers with layers of cord, such as nylon, vulcanized into the tire . … Flexible coupling types Gear coupling. MCQ QUESTION BANK 2012 IV BDS – IMPLANTOLOGY BD4J Multiple choice questions 30x1= 30 marks . 2. different types of elastomeric element. Flange b. To be safe, install more supports than are required. The power is transmitted from one shaft to the other shaft by means of a key and a sleeve or muff. 74. Orifices and nozzles are typically used to deliberately reduce pressure, restrict flow or to measure flow rate. design of machine lecture notes 54 design of knuckle joint the following figure shows knuckle joint with the size parameters and proportions indicated. Software Engineering | Coupling and Cohesion. Which one of the following is not a friction clutch? (a) Disc or plate clutch (b) Cone clutch (c) Centrifugal clutch (d) Jaw clutch. 1 defines the AWWS flange, but it is only for flanges used in potable-water service at atmospheric temperatures. x 2-1/2 in. Marine type flange coupling: In a marine type flange coupling, the flanges are forged integral with the shafts The flanges are held together by means of tapered headless bolts, numbering from four to twelve depending upon the diameter of shaft. Page 25. 5 Design of C. The same socket is screwed on both the ends of the pipes to join them. I. In addition, zinc-plated screws can be used in CCA and MCQ pressure-treated lumber. Beli Flange Coupling Online berkualitas dengan harga murah terbaru 2021 di Tokopedia! Pembayaran mudah, pengiriman cepat & bisa cicil 0%. Find the diameter of a solid steel shaft to transmit 20 kW at 200 r. 1 Muff Coupling 508 14. (i) Construct an isometric scale. Couplings (i) Unprotected Flange Coupling (having socket and spigot arrangement) (ii) Protected Flange Coupling. (b), which are not in exact alignment. Precision Machining Parts, Steel Machining Parts, Machining Components manufacturer / supplier in China, offering Flange Coupling-Machining (HS-FC-005), End Bits, Quick Hitch Couple-Excavator Spare Parts and so on. All of these. A fast and loose pulley drive is used when 8. The follower flanges 3"-12" shall be duc- FLANGE Compatible with ANSI Class 125 and 150 bolt circles. Ans. d d x ( c u) = c d u d x. For making water tight joint zinc paint or hemp yarn should be placed in the threads of the pipe, before screwing socket over it. Electrolyte Isolation. Ans: c. shafts are arranged parallel and rotate in the same directions. As one of leading rigid flange coupling manufacturers, suppliers and exporters of mechanical products, We offer rigid flange coupling and many other products. They have thick, strong walls to handle heavy duty industrial plumbing and water supply applications, such as water processing, waste water treatment, and irrigation. 12, each shaft is keyed to the boss of a flange with a counter sunk key and the flanges are coupled together by means of bolts. The invention claimed is: 1. 1. 1 Couplings 508 14. (C): maximum at the inner surface and zero at the outer surface. 28 iul. 5 d ⇒ Cold working increases the fatigue strength decreases the fatigue strength has no influence on fatigue strength alone has no influence on fatigue strength ⇒ The radial distance from the _____ to the clearance circle is called working depth. The TKSA 41 is an advanced laser alignment solution for achieving accurate shaft alignments. 2 Bush Type Flexible Coupling 515 Welin Flange Camlock Couplings. Bushes are not only able compensate the small eccentricity between the two mating shafts as well as provide a tight connection between flange and shaft . 4. Unprotected type flange coupling. While Taking A Turn, What Action Differential Makes? Answer : An increase in the speed of the outer wheel. drilling, per AWWA C207 Class D, ANSI. Q. In a flange coupling, the bolts are subjected to a) Tensile stress b) Compressive stress c) Shear stress d) None of these. a) 3 b) 4 c) 6 d) All the above N itin Shekapure 136. MCQ: 57. Nipple Q. VARI-FLANGED COUPLINGS fusion coated Ductile iron vari-flanged coupling stainless steel / fusion coated Ductile iron vari-flanged coupling fully stainless steel vari-flanged coupling A B C A B C COuPLINgS DETAILS Nominal OD range Bolt Max. Select the pipe line, and the sight glass with flanges and gasket is drawn in the line. Machine Dynamics Multiple Choice Questions on “Fluctuation of Energy”. 03 Hours Assembly Drawings: (Part drawings shall be given) 1. The flange coupling is adopted to heavy loads and hence it is used on large shafting. 123. Flanged couplings have to be fitted perfectly and provided with a gasket when they should be watertight. Find here Pneumatic FRL Unit manufacturers & OEM manufacturers India. Determine the diameter of the shaft. S. Radial displacement:0. 3 flange coupling. - Machine Design - PAKQUIZ - Latest MCQS for Jobs in. shafts are arranged at right angles and rotate in one definite direction. D 10 . Design of shafts, keys and couplings. Coupling flange: Raised mating face with integral sealing O Ring. Used for non-collinear shafts. 2 flange coupling Fig. A 4 . The simple configuration of a central drive and orbiting gears was developed thousands of years ago to model the movements of the planets. d d x ( u) = d u d x. Water Seal d. For projects requiring AIS standards, Fernco offers the 6000 Series RC Coupling with the same quality RC coupling design and all AIS specifications met. C. Keys are used as temporary fastenings and are subjected to considerable crushing and . com owns large scale of flexible coupling types images in high definition, along with many other relevant product images dry break coupling,steel coupling,no hub coupling Gear couplings use gear teeth to transmit torque from one shaft to another. 10. SET-1. Use plastic fittings whenever possible. 1). p. 5. advertisement. Flexible Couplings are of following types: 1. there is a thick film of lubricant between the journal and the bearing; B. All the bolts are subjected to . The language is lucid and easy to understand yet precisely scientific. The holes in the flange coupling for coupling the two flanges together by bolts are reamed because it permits. 250+ TOP MCQs on Fluctuation of Energy and Answers. the flange is the weakest . 5. 9. A source of energy is known as renewable source a) F ossil fuel b) Solar c) C NG d) A ll of the above 3. A flange coupling is used to connect two shafts which are perfectly aligned . a) True. Multiple Choice Questions with Answers on Refrigeration and Air-Conditioning - Set 07. Question 89 : The rigid and permanent type of coupling used for joining co-axial shaft is called -----Option-1 : Split maff Coupling : Option-2 : universal Coupling: Option-3 : Flanged Coupling: Option-4 : None Rigid Couplings Flange coupling. The discharge head shall have an ANSI 150 psi discharge flange supplied with dual ¼” NPT ports at the top. Generally, three, four or six bolts are used. Explanation: P=2M/fdn. The flange coupling is adopted to heavy loads and hence it is used on large shafting. 2) Flexible couplings: These couplings are used to connect shafts which have lateral or angular misalignment. 3 Design of Couplings 06 Marks Flanged couplings – unprotected and protected types Bush-pin type flexible coupling. Headquarters and Service Center 707 Ford Street Kimberly, WI 54136 920-733-4425. 2. Determine the inside diameter of the hollow shafts, which results in the same shear stress in both, shafts and bolts. 2. Shaft and . 86261. A pressurized bolted flange joint assembly begins to leak, creating a safety hazard. The plunger is a spring loaded part that can be depressed into the case causing the dial to move clockwise. ← Back to model page. Which part used in I. 5 inch female flanges, useful for coupling two 1. 2 d 1. (ii) Flange pipe joint. During the period to 1992 the company manufactured Viking Johnson products under a licensed agreement with the Victaulic company of the U. a) Studs b) Bolts and nuts c) Headless taper bolt d) None of these Answer:- b) Bolts and nuts 49. for intersecting shafts B. Clutch can operate at different speed as per requirement. Select the option by clicking coupling. Introduction: The purpose of Design phase in the Software Development Life Cycle is to produce a solution to a problem given in the SRS (Software Requirement Specification) document. 2020 . Included in the package were three screws (the two necessary ones and a spare!) and a hex wrench to tighten the screws. 5 Design considerations The construction of bush-pin coupling is almost same as the flange coupling as we discussed above the only extra part is bushes. 1. It consists of two cast iron flanges keyed to the end of shafts. PakMcqs. Introduction : A key is a piece of mild steel inserted between the shaft and hub or boss of the pulley to connect these together in order to prevent relative motion between them. a) 3 b) 5 c) 7 d) 2 N itin Shekapure 135. SS49E, CYL49E, s49E, 49E, Hall effect sensor, Magnetic Field Sensor, Hall sensor module, Hall Sensor Module, 1596, R-1596, Sensor, Transducer, Buy Online, India,Delhi . 47. A needle-free transdermal transport device for transferring a substance across a surface of a biological body includes a reservoir for storing the substance, a nozzle in fluid communication with the reservoir and a controllable electromagnetic actuator in communication with the reservoir. and rivets, expansion joints and sleeve-type couplings, air valves and vents, control valves, manholes and other penetrations, anchor blocks and supports, appurtenances, linings and coatings, and instrumentation. 2. hollow shaft. OptiFlow Design and Build Center 1002 Truman Street Kimberly, WI 54136 Allow for sufficient spacing between the flange ends. One flange is standard; the other incorporates the coupling cam assemblies. The piping system can be easily uninstalled and reinstalled frequently for maintenance (Fig. Tap c. The head shall be threaded with an 8 TPI BUTT Standard to accept the column pipe. In a hydrodynamic lubricated bearing. The flanges are connected together by means of bolts arranged on a circle concentric to shaft. Flange D. প্রাইম মুভার কাপলিং বলতে এমন এক প্রকার সংযােগ পদ্ধতি বুঝায়, যার মাধ্যমে দুটি ভিন্ন যন্ত্রের শ্যাফটকে একত্রে সংযােজন করা হয়। PDHonline Course S153 (4 PDH) Shear Strength of Reinforced Concrete Beams per ACI 318-02 2012 Instructor: Jose-Miguel Albaine, M. 2 Split Muff Coupling 509 14. Maximum compression for flexible couplings is typically 20% of the convolution (flexible) length. What is the thickness of brake disc. Fig. 3. a) 3 b) 4 c) 6 d) All the above N itin Shekapure 136. If you need a 6mm coupling flange, this is the one you want. Sectional Views in AutoCAD – R Greenlee Page | 1 Chapter 5 – Sectional Views There are a number of different types of sectional views that can be drawn. 3 Marine or Solid Flange Coupling 510 14. Trap b. GATE/IES/PSU -KEYS, SHAFT & COUPLING {MACHINE DESIGN} - MULTIPLE CHOICE QUESTIONS-ANUNIVERSE 22. This contains 20 Multiple Choice Questions for Mechanical Engineering Test: Shafts, Keys & Couplings - 3 (mcq) to study with solutions a complete question bank. You have to select the right answer to the question. 83 N-m D. That's why it is so important to know how quick-connect fittings work. The creep in a belt drive is due to the (a) material of the pulleys (b) material of the . (b) Flange, couplings, and nipple used for proper connection to the pump, suction & delivery. pdf Reasoning multiple choice questions with answers pdf mcq in biology pdf . The flange couplings are of the following three types : 1. Upgrade and get a lot more done! 1. Coupling Nuts. BUSHED-PIN TYPE FLANGED COUPLING: It is the modified version of a protected flanged coupling. Buy Now - Coupling Nuts. Question 46 : A choke flange ma y be used to couple two waveguides: Option-1 : to help in the alignment of the waveguide : Option-2 : because it is simple than any other join: Option-3 : to compensate for discontinuities at the join: Option-4 : to increase the bandwidth of the system Figure 1. 1. $18. 1. Note that the BFV opens counterclockwise. Dial Indicator Alignment Basics Dial indicators are measuring devices designed expressly to measure relative position. Couplings: You can draw full and half coupling, with butt-weld or threaded end, hexagonal coupling, victolic coupling and hose coupling. MCQ: 58. What Is The Empirical Formula Used To Give The Number Of Bolts In Flange Coupling? n = 0. A flange nut is a nut that has a wide flange at one end which acts as an integrated washer that does not move . 3), we have w = t. inversely as the square of diameter D. Q6. Welded thermowell Universal joints (also called Hooke’s joints) are used to allow torque (rotational power) to be transmitted through a varying angle. It is  . 23. (v) Protected flange coupling is better than the unprotected flange coupling with regard to (a) Protection from dirt (b) Protection from water (c) Protection from fire hazards (d) Ensure safety 2. C. The. Check & Lubricate Gasket Check gasket to be sure it is compatible for the intended The torsionally flexible jaw coupling ROTEX DFN is an elastomer coupling with flange connection on both sides (flange coupling) for screwing of driving and driven machine. Coupling used to connect two perfectly aligned shafts is. solid shaft; D. 1) Established in 1962, the company is amongst the leading manufacturers of Pipe Couplings, Flange Adaptors and Dismantling Joints Globally. 1. 4. This contains 10 Multiple Choice Questions for Mechanical Engineering Test: Couplings - 2 (mcq) to study with solutions a complete question bank. 2. 25. Design of Machine Elements. Machine Design online quiz on “Clamp Coupling & Rigid Flage & Coupling Bushed Pin Flexible Coupling”. Dial Indicator […] For a shaft diameter of 100 mm, the number of bolts in a flange coupling should be. Flange Serrated Nuts. 06 8 . In flange coupling the weakest element should be. Stuffing box : The stuffing box shall be ductile iron, ASTM A536 class 65, rated at 250 psi and contain a minimum of five rings of John Crane 1345 2. Work is considered positive when a) W ork is done on the system b) w ork is done by the system c) bot h a and b d) none of the above 2. dk) 2002. 2 Rigid Couplings 508 14. all of these. Introduction, types and uses; Design procedures for rigid and flexible rubber-bushed couplings; Power Screws. Double-eye or fork. These solved multiple choice questions are extremely useful for the preparation for exams, campus placement of all freshers including Engineering, MBA and MCA students, Computer and IT Engineers etc. The output of the design phase is Sofware Design Document (SDD). c) Rigid flange coupling: These couplings are used for connecting electric motor to compressor. The course structure of English Core is mentioned below. 1 Objective Question (MCQ) (A) 1. Yes No Both (a) and (b) None of these ⇒ Which of the following has threads at both ends? Bolt Tap bolt Stud none of these ⇒ An elastic bar is fixed at the upper end and loaded at the lower end by a falling weight. Thick-Wall Plastic PipeFlanges for Water. MCQ: 59. The mating plate flanges in the 3"-5" sizes shall be ANSI 150 lb. 2921. 83 N-m C. The flange is used to transmit power from Gear Box to rear axile through propeller shaft assemblies. Marine Transmissions, Velvet Drive, Paragon, marine transmission parts, <marine transmissions>. 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