A series circuit has

PHYSICS · Multi-part · A Level · Physics · Fields and their consequences · Fields and their consequences

Problem

R = 40\,\Omega

L = 0.20\,\text{H}

and

C = 100\,\mu\text{F}

. It is connected to a

50\,\text{Hz}

220\,\text{V(rms)}

ac source. (i) Calculate the impedance of the circuit. (ii) Determine the rms current drawn from the supply.