Questions
The pitch of a screw gauge is 0.5 mm. Its head scale contains 50 divisions. The least count of the screw gauge is :
a
0.0001 cm
b
0.0025 cm
c
0.01 cm
d
0.001 cm
detailed solution
Correct option is D
least count =pitchno of head scale division= 0.550mm =0.001cmTalk to our academic expert!
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