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Electric Charges And Fields

Question
CBSEENPH12037848

Two inductors L1 and L2 sufficient distance apart are connected (i) in series (ii) in parallel. What is their equivalent inductance?

Solution
Given, two inductors L1 and L2 sufficient distance apart. 

In series combination,
Equivalent inductance, Ls = L1 + L

In parallel combination,
Equivalent inductance, Lp = L1L2L1+L2.