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Electric motors — OCR GCSE Physics A J249
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Physics
OCR GCSE Physics A
Magnetism and magnetic fields
Uses of magnetism
Electric motors
OCR GCSE Physics A · J249
Electric motors
What you need to know
Explain how the force from a magnet and a current-carrying conductor is used to cause rotation in electric motors.
Understand the working principle of electric motors (detailed structure not required).
Revision notes
1
Electric motors
5 key terms
Practise with past papers
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Previous subtopic
Calculating magnetic force
Next subtopic
Electromagnetic induction
