Mathematics · AC Circuits
The power factor of a load whose impedance is Z = (60 + j40) Ω when an AC voltage v(t) = 15 cos(377t + 10°) V is applied across it is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 10.707 leading
- 20.707 lagging
- 30.832 leading
- 40.832 lagging✓
Correct answer
0.832 lagging
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