A balanced three-phase star-connected load draws power from a 440 V supply. The two connected wattmeters, W1 and W2, Indicate 5 kW and 1,200 W respectively. Calculate the power factor of the system.

A balanced three-phase star-connected load draws power from a 440 V su

1.	A balanced three-phase star-connected load draws power from a 440 V supply. The two connected wattmeters, W1 and W2, Indicate 5 kW and 1,200 W respectively. Calculate the power factor of the system.
A.	0.54
B.	0.98
C.	0.69
D.	0.75
Answer» D. 0.75

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A balanced three-phase star-connected load draws power from a 440 V supply. The two connected wattmeters, W1 and W2, Indicate 5 kW and 1,200 W respectively. Calculate the power factor of the system.

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