Question

Assertion (A): Backlash error can be minimised by turning the screw in one direction only when fine adjustment is done.
Reason (R ): Backlash error is caused due to wear and tear or loose- fittings in screws.
A. Assertion is True, Reason is True, Reason is correct explanation for Assertion.
B. Assertion is True, Reason is True, Reason is not correct explanation for Assertion.
C. Assertion is True , Reason is False.
D. Assertion is False, Reason is True.

Answer 1

Correct Answer - A
Both are true reason explains assertion. Since running over the defect repeatedly will cause large deviation.