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The rectangular surface of area 8cmxx4cm...

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

A

`((3E)/(8))`

B

`((9E)/(16))`

C

`((81E)/(16))`

D

`((81E)/(64))`

Text Solution

Verified by Experts

The correct Answer is:
D
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