An electric kettle is rated

PHYSICS · Multi-part · AP · Physics 2: Algebra-based · Electric Circuits · Electric Circuits

Problem

1.5\,\text{kW}

. It is used to boil water for

12\,\text{min}

. (i) Calculate the electrical energy supplied to the kettle in joules. (ii) Express the same energy in

\text{kWh}

correct to three significant figures.