The power factor of an AC circuit having resistance (R) and inductance (L) connected in series and an angular velocity ω is.
The power factor of an AC circuit having resistance (R) and inductance (L) connected in series and an angular velocity ω is
(a) R/ωL
(b) R/(R2 + ω2L2)1/2
(c) ωL/R
(d) R/(R2 – ω2L2)1/2 .
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