Edexcel GCSE Physics (1PH0) · EDEXCEL 1PH0
13 Electromagnetic induction
Written & reviewed by James Millett — Biology (Imperial College London), PGCE Science (University of Cambridge).
Practice questions on Electromagnetic induction
- Explain how a microphone converts sound waves into an electrical current. (4 marks, Explain)
- Explain how increasing the number of turns on the secondary coil of a transformer affects … (4 marks, Explain)
- Explain how the generator effect is used in a thermal power station to produce an electric… (4 marks, Explain)
- Explain how a loudspeaker converts variations in current into sound waves. (4 marks, Explain)
- Explain why alternating current (AC) must be used in the primary coil of a transformer, ra… (4 marks, Explain)
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