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MHT CET Physics question

PhysicsThermal Properties of MatterMHT CET

Two hot bodies and are taken at temperatures 100°C and 80°C respectively at t = 0 and the temperature of the surrounding is 40°C. The ratio of their rates of cooling at t = 0 will be

Answer: (B)

Solution

Initial rate excess temperature: ; and

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Question ID VK-063117