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Practical Applications of Electro-magnetism. © David Hoult 2009. Electro-magnetic Relay. © David Hoult 2009. © David Hoult 2009. © David Hoult 2009. © David Hoult 2009. © David Hoult 2009. © David Hoult 2009. © David Hoult 2009. Simple Direct Current Motor. © David Hoult 2009.
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Practical Applications of Electro-magnetism © David Hoult 2009
Electro-magnetic Relay © David Hoult 2009
Simple Direct Current Motor © David Hoult 2009
The force acting on side a – b will be directed © David Hoult 2009
The force acting on side a – b will be directed downwards so the rotation will be © David Hoult 2009
The force acting on side a – b will be directed downwards so the rotation will be anti-clockwise (viewed from the front of the motor) © David Hoult 2009
Moving Coil Loudspeaker © David Hoult 2009