Find the thickness of a coin psr is 1mm,hsr is 68
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Given, Pitch scale reading (PSR) = 1 mm
Head scale coincidence (HSC) = 68
Least count (LC) = 0.01 mm
Assuming no zero error, we get
Corrected Head scale coincidence (CHSC) = 68
Thickness of the coin = PSR + (CHSC × LC)
= 1 + (68 × 0.01) mm
= 1.68 mm
Hence, Thickness of the coin is 1.68 mm.
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