Topic 6.7 · 6 lessons
Magnetism and electromagnetism
Magnetic poles and fields; electromagnetism; the motor effect and electric motors.
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Lesson 1: Magnetic poles: permanent and induced magnets
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Lesson 2: Magnetic fields and compasses explained
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Lesson 3: Electromagnetism: wires, solenoids and electromagnets
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Lesson 4: The motor effect: Fleming's left-hand rule and F = BIl
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Lesson 5: Electric motors explained: why a coil turns
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Lesson 6: Magnetism exam questions: 7 worked examples
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