There is no change in the volume of a wire due to the change in its length on stretching. The Poisson's ratio of the material of the wire is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
Volume of cylindrical wire, 
, where x is the diameter of wire.
Differentiating both sides,
Also, volume remains constant
Poisson's ratio 
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