An electric heater is connected to a AC supply and draws an rms current of with the…

PHYSICS · Subjective · A Level · Physics · Fields and their consequences · Fields and their consequences

Problem

An electric heater is connected to a

230\,\text{V (rms)}

AC supply and draws an rms current of

5.0\,\text{A}

with the current lagging the voltage by

30^{\circ}

. Calculate the average power consumed by the heater.