P6 - Electromagnetic Induction Flashcards
1
Q
Define electromagnetic induction
A
CREATION OF VOLTAGE in a wire which is experiencing a CHANGE IN MAGNETIC FIELD
2
Q
How can you induce a voltage?
A
By moving a magnet in a coil of wire or moving a conductor(wire) in a magnetic field
3
Q
What 4 factors affect the size of induced voltage?
A
- Strength of magnet
- Area of coil
- The number of turns on the coil
- Speed of movement