Electrical Engineering · Three-Phase AC Circuits
What is the formula to calculate 3-phase reactive power (Pr) when line voltage is VL and line current is IL?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Pr = 3 VL IL cos(θ)
- 2Pr = VL IL
- 3Pr = √3 VL IL cos(θ)
- 4Pr = √3 VL IL sin(θ)✓
Correct answer
Pr = √3 VL IL sin(θ)
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