Evan's Space

Wonders of Physics


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DC motor and AC generator (revised)

The purpose of the split ring commutator and slip rings are updated here.

DC motor and AC generator small

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Current into or out of the plane of the paper (‘crosses’ or ‘dots’)

The ‘crosses’ and ‘dots’ represent going into the plane of the paper or out of the plane of the paper. It can represent current or magnetic field flowing into or out of the plane of the paper. It is important to know the representation in other to apply your Right Hand Grip Rule (RHGR) or Fleming’s Left Hand Rule (FLHR).

 

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