Physics for IGCSE & O level - Magnets And Currents (Section 10 - No. 44)
How can a magnet be used to produce electricity?
By placing the magnet inside a coil of wire.
By moving the magnet relative to a coil of wire.
By heating the magnet.
By placing the magnet in a circuit with a battery.
Vysvětlení
Moving a magnet relative to a coil of wire can generate electricity.