What is the purpose of using a ratchet screw in the micrometer screw g – McqOptions

MCQOPTIONS

1.	What is the purpose of using a ratchet screw in the micrometer screw gauge?
A.	To maintain uniform measuring pressure
B.	To reduce wear of screw threads
C.	Both the above
D.	None of these
Answer» B. To reduce wear of screw threads

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