Physics · Alternating Current
In a three-phase system, power is measured using the two-wattmeter method. If the readings of the wattmeters are +1000 W and -1000 W respectively, which of the following statements is correct?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The power factor of the load is unity and the total active power is 2000 W
- 2The power factor of the load is zero and the total active power is 2000 W
- 3The power factor of the load is unity and the total active power is zero
- 4The power factor of the load is zero and the total active power is zero✓
Correct answer
The power factor of the load is zero and the total active power is zero
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