Key term for Edexcel GCSE Physics, used in Dangers and Uses.
An electric current that continuously reverses its direction and changes its magnitude in a cyclical manner.
Alternating current (AC) appears in Edexcel GCSE Physics revision content for Light and the electromagnetic spectrum, especially Dangers and Uses and Radio Waves and Circuits.
Light and the electromagnetic spectrum
Radio Waves and Circuits
Light and the electromagnetic spectrum
EM Energy Transfer
Electromagnetic induction
Transformer Power Equation
Electromagnetic induction
National Grid Efficiency
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Electromagnetic induction
Transformers and the Grid • Transformer Power Equation
