Mechanical Engineering - Machine Design
Exercise : Machine Design - Section 9
31.
A screw is said to be a self locking screw, if its efficiency is
32.
An aluminium member is designed on the basis of
33.
A plate with a circular hole in the centre is subjected to a pull of P. The maximum stress induced at the edge of the hole is three times of the nominal stress.
34.
The cold working of metals is carried out __________ the recrystallisation temperature.
35.
The groove angle of the pulley for rope drive is usually
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