A resistance R Ω and inductance of L H are connected in series across – McqOptions

MCQOPTIONS

1.	A resistance R Ω and inductance of L H are connected in series across 240 V, 50 Hz supply. Power dissipated in the circuit is 300 W and the voltage across R is 100 V. In order to improve the power factor 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.	0.437 μF
Answer» B. 4.37 μF

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