Published by:
CGP EDU Academic Team
Published on: August 22, 2026
A screw gauge has 50 divisions on its circular scale. The circular scale is 4 units ahead of the pitch scale marking, prior to use. Upon one complete rotation of the circular scale, a displacement of 
is noticed on the pitch scale. The nature of zero error involved and the least count of the screw gauge, are respectively:
A
Positive, 
B
Positive, 
C
Positive, 
D
Negative, 
Text Solution
Verified by ExpertsThe correct answer is:
C
L.C 
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