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A black body is at a temperature of 500 K. It emits energy at a rate which is proportional to

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A black body is at a temperature of 500 K. It emits energy at a rate which is proportional to

(a) (500)3

(b)  (500)4

(c) 500

(d) (500)2

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Best answer

Correct option (b)  (500)4

Explanation:

Temperature of black body (T) = 500 K. Therefore total energy emitted by the black body

(E) ∝ T4 ∝ (500)4

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