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  • The young modulus of a wire is numerically equal to the stress then change in length will be -Option: 1 not change the length of the wire</d

The young modulus of a wire is numerically equal to the stress then change in length will be -

Option: 1

not change the length of the wire


Option: 2

double the length of the wire


Option: 3

increase the length by 50%


Option: 4

Change the radius of the wire to half


Answers (1)

best_answer

Y=\frac{stress}{strain}

Y= stress for unit strain or \Delta l = l

l{}' = l+\Delta l = 2l

Posted by

Riya

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