Physics

Problem

A series

\text{LCR}

circuit has

R = 50\,\Omega

L = 0.20\,\text{H}

and

C = 80\,\mu\text{F}

. It is connected to a

50\,\text{Hz}

sinusoidal source. Calculate the phase angle

\phi

(in degrees) and state whether the current leads or lags the voltage.