engineering recuitment Indian Coast Guard Yantrik Mock Test 2024 Network Theory Network Elements Series and Parallel Connection of Inductance
Two coils have self-inductances L1 and L2 henry respectively. If the two coils are connected in series and the Mutual inductance bet ween then is M henry, the value of maximum resultant inductance of the combination will be
1
L1 + L2 + M
2
L1 + L2 + 2M
3
L1 + L2 - M
4
L1 + L2 - 2M