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CGP EDU Academic Team
Published on: August 13, 2026
The pitch of an error free screw gauge is 1 mm and there are 100 divisions on the circular scale. While measuring the diameter of a thick wire, the pitch scale reads 1 mm and 
division on the circular scale coincides with the reference line. The diameter of the wire is:
Text Solution
Verified by ExpertsThe correct answer is:
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Least count of screw gauge
Final reading 
CSR 
L.C.
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