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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > The relaxation time τ is nearly independent of applied E field whereas it changes significantly with temperature T. First fact is (in part) responsible for Ohms law whereas the second fact leads to variation of ρ with temperature. Elaborate why?

The relaxation time τ is nearly independent of applied E field whereas it changes significantly with temperature T. First fact is (in part) responsible for Ohms law whereas the second fact leads to variation of ρ with temperature. Elaborate why?

and the charged capacitor is connected to the uncharged capacitor C2 by closing S2. C2 = 3 μF and V = 20 V. Capacitor C1 is first charged by closing the switch S1. Switch S1 is then opened Consider the circuit shown where C1= 6 μF