Electrical Engineering · Electrical Measurements
If a power factor meter is unavailable, which combination of instruments can be used to determine the power factor of an electrical load?
- 1A kWh meter only
- 2A voltmeter, an ammeter, and a wattmeter✓
- 3A voltmeter and an ammeter
- 4A wattmeter only
Correct answer
A voltmeter, an ammeter, and a wattmeter
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