Published by:
CGP EDU Academic Team
Published on: August 13, 2026
Diameter of a cylindrical thin wire measured by a screw gauge of least count 
is 
. The length measured by a scale of least count 
is 
. When a weight of 
is suspended from the wire, the extension is measured to be 
by a micrometer of least count 
. The maximum error in the measurement of Young's modulus of the material of the wire is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
We know that Young's modulus of elasticity is given by
Substituting the values given, we get
Again, 
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