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Q#1 Electro-mechanical Instruments GATE EE 2017 MCQ +2 marks -0.66 marks

The load shown in the figure is supplied by a 400 V (line-to-line), 3-phase source (RYB sequence). The load is balanced and inductive, drawing 3464 VA. When the switch S is in position N, the three watt-meters  read 577.35 W each. If the switch is moved to position Y, the readings of the watt-meters in watts will be:

 

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EMFT EE 9 0 0
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