Design Of Machine Elements Set 10

Mechanical Engineering

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This set of Design of Machine Elements Multiple Choice Questions & Answers (MCQs) focuses on Design Of Machine Elements Set 10

Q1 | Which of the following is not a part of cotter joint?
Q2 | Cold riveting holds the connected parts better than hot riveting.
Q3 | 67 N/mm².; Spigot dia=65mm; thickness 0f collar=15mm
Q4 | Cotter joint can be used to connect two rods for torque transmission purpose.
Q5 | Thickness of plate is required more in welding than in riveting.
Q6 | The capacity of welded structures to damp vibrations is quite good.
Q7 | Themit consists of a finely divided mixture of iron oxide and copper.
Q8 | Rails in the field are generally welded by using
Q9 | In gas welding which of the following is generally used?
Q10 | Among gas and electric arc welding, which has the higher rate of heating?
Q11 | Forge welding involves heating of parts to elastic stage and joint is prepared by impact force.
Q12 | Filler material is used in electric resistance welding.
Q13 | Which type of welding is generally used in automobile sector?
Q14 | Hard peening is
Q15 | Which of the following isn’t a main part of rivet?
Q16 | A rivet is specified as a 20mm rivet. What does it mean?
Q17 | In hand riveting die is a part of hammer.
Q18 | In hot riveting the shank portion is subjected to compressive stress.
Q19 | The amount by which the two rods to be joined are drawn together is called as?
Q20 | Two steel rods connected by cotter joint are subjected to 50 kN load each. What is the minimum diameter required of the rods? (Given: Yielding Stress= 400N/mm² ; Factor of Safety=6)
Q21 | Among punching and drilling, which is cheaper?
Q22 | Among punching and drilling, punching is safer.
Q23 | Riveting is not recommended for aluminium alloys.
Q24 | In joining steel plate and asbestos, welding is preferred over riveting.
Q25 | Quality checking of riveted joint is much expensive than that of welded joint.
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