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1. |
A 400 V, three-phase, rated frequency balanced source is supplying power to a balanced three-phase load carrying a line current of 5 A at an angle of 30° lagging. The readings of the two wattmeters W1 and W2, used for measuring the power drawn by the circuit, are respectively |
A. | 2000 W and 1000 W |
B. | 1500 W and 1500 W |
C. | 2000 W and 1500 W |
D. | 1500 W and 1000 W |
Answer» B. 1500 W and 1500 W | |