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How much should the temperature of a bra...

How much should the temperature of a brass rod be increased so as to increase its length by `1%`? Given `alpha` for brass is `0.00002 .^(@)C^(-1)`.

A

`300^(@)C`

B

`400^(@)C`

C

`500^(@)C`

D

`550^(@)C`

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The correct Answer is:
A
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