4-ELM-04

Specification References

• 6.15 recall that a voltage is induced in a conductor or a coil when it moves through a magnetic field or when a magnetic field changes through it; also recall the factors which affect the size of the induced voltage.
• 6.16 describe the generation of electricity by the rotation of a magnet within a coil of wire and a coil of wire within a magnetic field; also describe the factors which affect the size of the induced voltage.