An overhead transmission line carries a potential difference of and a current of

PHYSICS · Single correct · A Level · Physics · Electricity · Electricity

Problem

An overhead transmission line carries a potential difference of

2\,\text{kV}

and a current of

50\,\text{mA}

. What is the power delivered by the line? (a)

50\,\text{W}

(b)

1000\,\text{W}

(c)

100\,\text{W}

(d)

10\,\text{W}