The Young's modulus of a wire of length (L) and radius (r) is Y. If the length is reduced to L/2 and radius r/2 then its Young's modulus will be 

(a) Y/2

(b) Y

(c) 2Y

(d) 4Y

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1 Answers

Correct option (b) Y

Explanation :

Young's modulus do not depend upon length of radius of wire. It is constant for a material.

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