Physics

Problem

A resistor of

20\,\Omega

, an inductor of

0.10\,\text{H}

and a capacitor of

200\,\mu\text{F}

are connected in series across a

220\,\text{V}

(rms),

50\,\text{Hz}

source. The rms current in the circuit is about a)

11\,\text{A}

6.2\,\text{A}

8.7\,\text{A}

14\,\text{A}