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MHT CET Physics question

PhysicsThermal Properties of MatterMHT CET

E is emissive power and 'a' is the coefficient of absorption of a body at a certain temperature. If is the emissive power of perfectly black body at that temperature then according to kirchhoffs law:

Answer: (C)

Solution

Kirchhoff's law states (the ratio of emissive power to absorption coefficient is the same for all bodies and

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Question ID VK-062947