Physics Elasticity Question 73

Question: The increase in length is l of a wire of length L by the longitudinal stress. Then the stress is proportional to

[MP PET 1986]

Options:

A) L/l

B) l/L

C) $ l\times L $

D) $ l^{2}\times L $

Show Answer

Answer:

Correct Answer: B

Solution:

$ Stress\propto Strain\Rightarrow Stress\propto \frac{l}{L} $



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