An electric heater is rated at 1500 watts1500\text{ watts}1500 watts.
Which statement correctly describes the meaning of this value?
1500 joules1500\text{ joules}1500 joules of energy are transferred every second.
1500 coulombs1500\text{ coulombs}1500 coulombs of charge are transferred every second.
1500 volts1500\text{ volts}1500 volts of potential difference are transferred every second.
1500 ohms1500\text{ ohms}1500 ohms of resistance are transferred every second.
69 exam-style questions on CIE IGCSE Physics 4.2.5 Electrical energy and electrical power. Each one has a worked solution and a mark scheme showing where the marks go.