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Answer:
Srew gauge
Explanation:
the precision of a device is determined by its least count, less the least count more the precision of the instrument.
in the meter scale he gave least count is 0.1cm
in the screw gauge least count = pitch/no of div on C. S
= 0.1/100 = 0.0001 mm
in vernier calipes he gave least count is 0.01 mm
So the most precise one is screw gauge
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I am your brother you are my sister.
Dp achi hai lekin I am sure yeh tumahri nahi hau
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