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Below are the previews for the slide in Topic 13 - Electromagnetic Induction. If you click on them, you can see larger versions. If you are on a computer you can press the left and right arrows to move. You can also click the arrows to the left and right of the screen.

Powerpoint Description:

Use this PowerPoint to help you teach the following concepts: electromagnetic induction, the generator effect, factors that affect the size of the induced current/voltage, how AC generators work, how to turn an AC generator into a DC dynamo, how microphones work, how loudspeakers work, transformers and how they work, the transformer equation, example questions on transformers, the National Grid, power conservation in transformers, example questions on power in transformers.

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