Physics GCSE
switchable magnetism
What switchable magnetism means in Physics GCSE, as defined for AQA.
Definition of switchable magnetism
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Reference: AQA
The magnetic field exists only while there is a current in the coil, so it can be switched on and off, unlike a permanent magnet.
Topics that use switchable magnetism
- Electromagnetism (AQA GCSE)
Related terms
- adding fields of turns
- armature and contacts
- circular field around a wire
- distance from the wire
- electromagnet
- field inside a solenoid
- field pattern of a solenoid
- field pattern of a straight wire
Using switchable magnetism in the exam
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