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Grade: 11
         What are the values of the self-induced emf in the circuit of the previous problem at the times indicated therein?
5 years ago

Answers : (1)

Navjyot Kalra
askIITians Faculty
654 Points
							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

						
5 years ago
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