Numerical - Two-wattmeter readings for given leading P.F. & constant input power

Q.  The two wattmeters used for the measurement of power input read 50 kW each. What will be the readings of the two wattmeter if the power factor is changed to 0.8 leading keeping the total input power same?
- Published on 10 Nov 15

a. 28.35W, 71.65W
b. 31.25W, 73.71W
c. 33.33W, 73.33W
d. 38.35W, 75.5W

ANSWER: 28.35W, 71.65W

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