Physics · Electromagnetic Induction

The coefficient of coupling (k) between two coils is given by which of the following expressions? (Where M = Mutual Inductance, L1 = Self-Inductance of coil 1, and L2 = Self-Inductance of coil 2)

Verified Solution4 OptionsUpdated: October 2026👁️1 View

Correct answer

M√L1L2

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