A black body with initial temperature of 300 C is allowed to cool inside an evacuated enclosure surrounded by melting ice at the

Question

A black body with initial temperature of 300 C is allowed to cool inside an evacuated enclosure surrounded by melting ice at the rate of 0 35 C s If the mass specific heat and surface area of the body are 32g 0 1 c g s and 8x10 2 m calculate the Stefan s constant

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