PhysicsCode 5054
The d.c. motor
What this topic asks you to be able to do
- Know that a coil carrying a current in a magnetic field can feel a turning effect, and that this turning effect becomes larger with: (a) more turns on the coil (b) a bigger current (c) a stronger magnetic field
- Describe the way an electric motor functions, including what the split-ring commutator and the brushes do