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A wire of length L are area of cross sec...

A wire of length L are area of cross section A. Having young's modulus Y of its material, behaves like a spring of force constant k. the value of k will be

A

`k=(YA)/L`

B

`k=(2YA)/L`

C

`k=(YA)/(2L)`

D

`k=(YL)/(A)`

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The correct Answer is:
A
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