Physics

Problem

For a series RLC circuit with

R=30\,\Omega

L=0.10\,\text{H}

and

C=25\,\mu\text{F}

, determine the frequency at which the current lags the source voltage by

45^{\circ}

. (Take

\pi=3.14

.) a)

100\,\text{Hz}

120\,\text{Hz}

80\,\text{Hz}

250\,\text{Hz}