Generatorn, elmotorn och transformatorn

Tio frågor om induktion och om maskinerna som gör och använder el.

10 questions · Years 7–9 · Science

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Vem beskrev den elektromagnetiska induktionen år 1831?

Antti Leppänen, CC BY 4.0
- Isaac Newton
- Alessandro Volta
- Hans Christian Ørsted
- Michael Faraday
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Michael Faraday
En magnet som ligger helt stilla inne i en spole ger hela tiden en ström i spolen.
- True
- False
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False
Vad gör en transformator?
- Lagrar elektrisk energi
- Mäter hur stor strömmen är
- Ändrar spänningen
- Gör växelström till likström
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Ändrar spänningen

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