Question

explain the term ,pitch , least count of a screw gauge .How are they determined​

Answer 1

Explanation:

Pitch of the screw gauge = (distance moved by screw)/(no.of rotations given) Least count: Least count of the screw is defined as the distance moved by the tip of the screw when turned through one division of the head scale. Least count (LC) of the screw gauge = (pitch)/(total no.of divisions on the circular scale)