In a series RLC circuit,

PHYSICS · Single correct · CBSE · Physics · Alternating Current · Alternating Current

Problem

R=15\,\Omega

L=0.20\,\text{H}

and

C=40\,\mu\text{F}

. The circuit is supplied with a peak voltage of

100\,\text{V}

50\,\text{Hz}

. Determine the power factor of the circuit. (a)

0.47

\,(leading) (b)

0.23

\,(lagging) (c)

0.67

\,(leading) (d)

0.67

\,(lagging)