engineering recuitment MP ITI Training Officer Mock Test 2024 Network Theory Magnetic Coupling Circuits
How to estimate the self-induced EMF in a coil with L as self-inductance and carrying a current i(t)?
1
L × i(t)
2
L/i(t)
3
L × dt/di(t)
4
\(L \times \frac{{di\left( t \right)}}{{dt}}\)