The pitch of the screw guage is 
and there are 100 divisions on the circular scale. When nothing is put in between the jaws, the zero of the circular scale lines 8 divisions below the reference line. When a wire is placed between the jaws, the first linear scale division is clearly visible while 
division on circular scale coincides with the reference line. The radius of the wire is :
Text Solution
Verified by ExpertsC
Least count. 
ve error 
L.C. 
measured reading 
L.C.
True reading 
Radius 
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