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MHT CET Physics question

PhysicsThermal Properties of MatterMHT CET

Two solid spheres, of radii and made of same material and have similar surfaces. The spheres are raised to the same temperature and then allowed to cool under identical conditions. Assuming spheres to be perfect conductors of heat, then the ratio of initial rates of cooling are [MHT-CET 2020]

Answer: (B)

Solution

Rate of cooling $Missing argument for \frac\frac{\text{surface

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Question ID VK-063868