Q2. A body of surface area 400 cm² and absorption coefficient 0.5 radiates energy 1.5 kcal in 2 minutes when the temperature of the body is kept constant. Find the temperature of the body.
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34.2×105
Heat radiated per second is σAT4=5.7×10−8×1×10004=5.7×104J
In one minute the heat radiated =60×5.7×104J=34.2×105J
do in this method for correct answer and this is not the answer this is the example
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