In an ac circuit, the power factor [Roorkee 2000] – McqOptions

MCQOPTIONS

1.	In an ac circuit, the power factor [Roorkee 2000]
A.	Is zero when the circuit contains an ideal resistance only
B.	Is unity when the circuit contains an ideal resistance only
C.	13.6 eV
D.	Is unity when the circuit contains an ideal inductance only
Answer» D. Is unity when the circuit contains an ideal inductance only

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