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MHT CET Physics question

PhysicsThermal Properties of MatterMHT CET

Two metal rods P and Q have same length and same temperature difference between their ends. Their thermal conductivities are and also cross-sectional areas and respectively. If the rate of flow of heat through rod Q is three times that of rod P, then [MHT-CET 2017]

Answer: (B)

Solution

for equal length and temperature difference, so ; (a), (c) and (d)

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Question ID VK-065970