engineering recuitment BARC Stipendiary Trainee Category I 2023 Mock Test Network Theory Magnetic Coupling Circuits Mutual Inductance
The effective inductance of two coils with self inductances L1, L2 and mutual inductance M (as connected shown in figure) will be:
1
L1 + L2 + M
2
L1 - L2 - 2M
3
L1 + L2 + 2M
4
L1 + L2 - 2M