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MHT CET Physics question

PhysicsThermal Properties of MatterMHT CET

A metal sphere cools from 64°C to 50°C in 10 minutes and to 42°C in the next ten minutes. The ratio of rate of fall of temperature in the two intervals is

Answer: (B)

Solution

Fall in the first interval is °C and in the second °C in equal times, so the ratio of rates is

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Question ID VK-063440