MHT CET Physics question
A metal ball of surface area 200 cm² and temperature 527℃ is surrounded by a vessel at 27℃. If the emissivity of the metal is 0.4, then the rate of loss of heat from the ball is [MP PET/PMT 1988]
Answer: (C)
Solution
Net loss per second A(T^4T_0^4)10^{-8}(800^4300^4)$
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