Physics · Electrical Measurements
Total real power measured using the 2-wattmeter method in a three-phase balanced load, where VL is the line voltage, IL is the line current, and φ is the phase angle, is given by:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1√3 VL IL cos(φ)✓
- 2√3 VP IP sin(φ)
- 3√3 VP IP cos(φ)
- 43 VL IL cos(φ)
Correct answer
√3 VL IL cos(φ)
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