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JEE Main 2010 Physics question

PhysicsCurrent ElectricityJEE Main 2010

Two conductors have the same resistance at 0°C but their temperature coefficients of resistance are and . The respective temperature coefficients of their series and parallel combinations are nearly

Answer: (4)

Solution

Series: . Parallel (to first order in t): $Missing argument for \frac\frac{ + α_1t)(1 +

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Question ID VK-039211