When a voltage of 100 V at 50 Hz is applied to a choking coil A, the current taken is 8A and the power is 120 W, when applied to a coil B, the current is 10 A and the power is 120 W

When a voltage of 100 V at 50 Hz is applied to a choking coil A, the current taken is 8A and the power is 120 W, when applied to a coil B, the current is 10 A and the power is 120 W.

What power will be taken when 100 V is applied to the two coils connected in series?

A. 4737 W
B. 140 W
C. 70 W
D. 1454 W

Show Answer

Answer: B

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