Physics · Electromagnetic Induction
Two coupled coils with self-inductances L1 = 0.8 H and L2 = 0.2 H have a coupling coefficient of k = 0.9. The mutual inductance M between the coils is:
- 10.144 H
- 20.360 H✓
- 30.230 H
- 40.430 H
Correct answer
0.360 H
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