Statement I: Young's modulus for a perfectly plastic body is zero.
Statement II: For a perfectly plastic body, restoring force is zero.
In the light of the above statements, choose the most appropriate answer from the options given below.
Text Solution
Verified by ExpertsThe correct answer is:
D
Both Statement I and Statement II are correct.
Young's modulus of a material,
Y = 
Here, Stress = 
Y = 0
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