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Q#1 Electro-mechanical Instruments GATE EE 2000 MCQ +2 marks -0.66 marks

A three-phase load operates with balanced voltages applied to its terminals, and draws balanced currents. The potential coil of a moving coil wattmeter is connected from R to Y terminals of the load. The current coil of the meter is connected in series with phase B. Then the quantity indicated by this wattmeter is proportional

Total Active Power (P)

Total Reactive Power (Q)

Total Apparent Power (S)

Zero

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