A resistance of 'R'ω and inductance 'L' H are connected across ___

A resistance of 'R’ω and inductance ‘L’ H are connected across 240 V, 50Hz supply.

Power dissipated in the circuit is 100 W and the voltage across R is 100 V.

In order to improve the pf to unity, the capacitor that is to be connected in series should have a value of

A. 43.7 µF
B. 4.37 µF
C. 437 µF
D. 4.37 mF

Show Answer

Answer: A

Share your understanding of this question with the correct explanation.