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MHT CET Physics question

PhysicsThermal Properties of MatterMHT CET

Liquid is filled in vessel which is kept in room having temperature 20°C. When the temperature of the liquid is 80°C, it loses heat at the rate of 60 cal/s. What will be the rate of the loss of heat when the temperature of liquid is 40°C? [MP PMT 1994]

Answer: (D)

Solution

Treating the loss as radiation, rate : cal/s; 180 cal/s exceeds the

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Question ID VK-063150