Two coils have inductances of 8 mH and 18 mH and a coefficient of coupling of 0.

Question

Two coils have inductances of 8 mH and 18 mH and a coefficient of coupling of 0.5. If the two coils are connected in series aiding, the total inductance will be

Options:

A . 32 mH

B . 38 mH

C . 40 mH

D . 48 mH

Answer: Option B

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