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  • The young's modulus of a wire of radius R and length L is Y N/M2.. If the radius and length are changed to 2R and 4 L respectively, then its young's modulus will be ?<div cla

The young's modulus of a wire of radius R and length L is Y N/M2.. If the radius and length are changed to 2R and 4 L respectively, then its young's modulus will be ?

Option: 1

2 Y


Option: 2

Y 


Option: 3

O


Option: 4

8 Y


Answers (1)

best_answer

As we learn

 

Y= \frac{MgL}{\pi r^{2}l}

 Young's modulus is property of material and hence its value remains constant.

 

Posted by

Sanket Gandhi

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