A series of free GCSE/IGCSE Physics Notes and Lessons.
The Motor Effect
Describe what is meant by induced potential and the generator effect.
Describe the factors that affect the size and direction of the induced potential.
The Alternator and Dynamo
Describe how an alternator generates an alternating current.
Describe how a dynamo generates a direct current.
Explain how a moving-coil microphone works.
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