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MHT CET Physics question

PhysicsThermal Properties of MatterMHT CET

A body cools at the rate of 0.6°C/s when it is 40°C above the surrounding. The rate of cooling when it is at 10°C above the same surrounding will be

Answer: (C)

Solution

By Newton's law the rate of cooling is proportional to the excess temperature:

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Question ID VK-063111