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Physics A
Magnetism and magnetic fields
OCR
J249
Magnetism and magnetic fields
Magnets and magnetic fields
7 Subtopics
1
Magnetic poles
Revise
2
Permanent and induced magnets
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3
Magnetic fields
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4
Earth's magnetism
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5
Magnetic effect of current
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6
Field strength factors
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7
Solenoids
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Uses of magnetism
10 Subtopics
1
Force on conductor
Revise
2
Fleming’s left-hand rule
Revise
3
Calculating magnetic force
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4
Electric motors
Revise
5
Electromagnetic induction
Revise
6
Alternators and dynamos
Revise
7
Transformers
Revise
8
Transformer turns ratio
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9
Transformer equation
Revise
10
Microphones and speakers
Revise
