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Grade 11Electromagnetic Induction

What are the values of the self-induced emf in the circuit of the previous problem at the times indicated therein?

Profile image of Radhika Batra
12 Years agoGrade 11
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1 Answer

Profile image of Navjyot Kalra
12 Years ago
Sol. a) For first case at t = 100 ms di/dt = 0.27 induced emf = L di/dt = 1x 0.27 = 0.27 V b) For the second case at t = 200 ms di/dt = 0.036 Induced emf = L di/dt = 1 x 0.036 = 0.036 V c) For the third case at t = 1 s di/dt = 4.1 x 10^-9 V nduced emf = L di/dt = 4.1 x 10^-9 V

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