Physics · Electromagnetic Induction
Two coils with a coefficient of coupling of 0.5 between them are connected in series so as to magnetise in the same direction and in the opposite direction. The corresponding values of total inductances are 1.9 H and 0.7 H, respectively. Identify the self-inductances of the two coils.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 10.8 H and 0.6 H
- 20.9 H and 0.4 H✓
- 30.5 H and 0.9 H
- 40.6 H and 0.5 H
Correct answer
0.9 H and 0.4 H
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