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Mechanical Engineering - Machine Design

Exercise : Machine Design - Section 8
16.
In a steam engine, the piston rod is usually connected to the crosshead by means of a
knuckle joint
cotter joint
oldham coupling
universal joint
Answer: Option
Explanation:
No answer description is available. Let's discuss.
17.
Lewis equation is applied
only to the pinion
only to the gear
to stronger of the pinion or gear
to weaker of the pinion or gear
Answer: Option
Explanation:
No answer description is available. Let's discuss.
18.
A tap bolt has
threads for the nut at one end and head at the other end
head at one end and the other end fits into a tapped hole of one of the parts to be fastened
threads at both ends
pointed threads
Answer: Option
Explanation:
No answer description is available. Let's discuss.
19.
According to I.B.R., when the thickness of the boiler shell (t) is less than 8 mm, then the diameter of the rivet hole (d) is obtained by
equating tearing resistance of the plate to the shearing resistance of the rivets
equating tearing resistance of the plate to the crushing resistance of the rivets
equating shearing resistance to the crushing resistance of the rivets
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
20.
A sliding bearing in which although lubricant is present, the working surfaces __________ contact each other at least part of the time, is called boundary lubricated bearing.
partially
fully
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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