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A black body at a temprature of 227^@C r...

A black body at a temprature of `227^@C` radiates heat at the rate of `5 cal/cm^2` sec. At the temperature of `727^@C` the rate of heat radiated in `cal/cm^2` sec is

A

20

B

80

C

200

D

500

Text Solution

Verified by Experts

The correct Answer is:
B
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