Questions
A black body is at 727°C. It emits energy at a rate which is proportional to :
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a
(727)4
b
(727)2
c
(1000)4
d
(1000)2
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Correct option is C
E α T4Similar Questions
For a black body at temperature 727°C, its radiating power is 60W and temperature of surrounding is 227° C. If temperature of black body is changed to 1227°C, then its
radiating power will be :
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