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The rectangular surface of area 8cmxx4cm...

The rectangular surface of area `8cmxx4cm` of a black body at a temperature of `127^(@)C` emits energy at rate of E per second. If the length and breadth are reduced to half of its initial value and the temperature is raised to `327^(@)C`, the rate of emission of energy will be

A

`((3E)/8)`

B

`((9E)/16)`

C

`((81E)/16)`

D

`((81E)/64)`

Text Solution

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The correct Answer is:
D
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