Q: Calculate the mutual inductance between two coils when a current of 2A changes to 6A in 2 seconds and induces an emf of 20 mV in the secondary coil
Sol: $\large |e| = M \frac{dI}{dt}$
$\large 20\times 10^{-3} = M \frac{6-2}{2}$
M = 10 mH
Science and Education
Q: Calculate the mutual inductance between two coils when a current of 2A changes to 6A in 2 seconds and induces an emf of 20 mV in the secondary coil
Sol: $\large |e| = M \frac{dI}{dt}$
$\large 20\times 10^{-3} = M \frac{6-2}{2}$
M = 10 mH