Top 150+ Solved Design of Machine Elements MCQ Questions Answer

From 76 to 90 of 169

Q. Which of the following are important parts of knuckle joint?

a. eye

b. pin

c. fork

d. each of the mentioned

  • d. each of the mentioned

Q. A knuckle joint can be used in valve mechanism of a reciprocating engine.

a. yes

b. no

c. yes but there are stress probles

d. no as it is very dangerous to use

  • a. yes

Q. Cotter joint is used when the members are subjected to which type of stresses?

a. axial tensile

b. axial compressive

c. axial tensile or compressive

d. none of the mentioned

  • c. axial tensile or compressive

Q. Which of the following is not a part of cotter joint?

a. socket

b. spigot

c. cotter

d. collar

  • d. collar

Q. 67 N/mm².; Spigot dia=65mm; thickness 0f collar=15mm

a. 131mm

b. 139mm

c. 141mm

d. 149mm

  • a. 131mm

Q. Rails in the field are generally welded by using

a. thermit welding

b. gas welding

c. electric arc welding

d. forge welding

  • a. thermit welding
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