Two watt-meters, which are connected to measure the total power on a three-phase

Question

Two watt-meters, which are connected to measure the total power on a three-phase system supplying a balanced load, read 20.5 kW and -3.5 kW respectively. The total power is?

Options:

A . 13.0 kW

B . 17 kW

C . 15 kW

D . 19 kW

Answer: Option D
Answer: (d).19 kW

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