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Certain amount of heat is given to 100 g...

Certain amount of heat is given to 100 g of copper to increase its temperature by `21^@C`. If same amount of heat is given to 50 g of water, then the rise in its temperature is (specific heat capacity of copper ` = 400 J kg^(-1) K^(-1)` and that for water ` = 4200 J kg^(-1) K^(-1))`

A

`4^@C`

B

`5.25^@C`

C

`8^@C`

D

`10.5^@C`

Text Solution

Verified by Experts

The correct Answer is:
A
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