Thursday, May 19, 2011

Physics Form 5: Chapter 3 - Alternating Current Motor


  • The permanent magnets used have curved surfaces at its poles to create a radial magnetic field which has a uniform strength.
  • The uniform magnetic field ensures that the force acting on the rectangular coil is uniform.
  • A pair of slip rings is used to ensure that the rotation of the rectangular coil is always in the same direction

Click on the diagram below to play!

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