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MHT CET Physics question

PhysicsThermal Properties of MatterMHT CET

A black body with initial temperature of C is allowed to cool inside an evacuated enclosure surrounded by melting ice at the rate of C/s. If the mass, specific heat and surface area of the body are 32 gram, and respectively then the Stefan's constant will be:

Answer: (A)

Solution

gives erg/s

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Question ID VK-063154