Question

what is backlash error in a screw gauge?

Answer 1

Answer :

Backlash error in a screw gauge happen When we try to rotate the screw very fast to measure a reading then there is some slipping between the different screws instead of rotation, which gives an incorrect reading, to avoid this we should rotate the screw slowly in only one direction.

Observed reading = main scale reading (+ or -) Error

Answer 2

Answer:

Explanation:blacklash error in micro screw gauge is the error in the measurement due to blacklash in the internal gears.