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A string of cross section 2cm^2 is doub...

A string of cross section `2cm^2` is doubled in length by the application of a longitudinal force ` 2 xx 10^5` dynes. The youngs modulus is

A

`10^(7) dy//cm^(2)`

B

`10^(5)dy//cm^(2)`

C

`10^(4)dy//cm^(2)`

D

`100dy//cm^(2)`

Text Solution

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The correct Answer is:
3
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