BRAINCAKE

Force on a moving Charge in a Magnetic Field

OCR A-level PhysicsMagnetic FieldsLesson 6 of 8

Current is the flow of charge. The size of the current is the rate of flow of charge. A moving charged particle can be considered to be a current.

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Key terms in this lesson

centripetal force
The resultant force on an object moving in a circle, directed towards the centre of the circle, needed to keep it on its circular path.
magnetic field
A region of space in which a moving charge, current-carrying conductor or magnetic material experiences a force.
motor effect
The force produced on a current-carrying conductor placed in an external magnetic field.

More in Magnetic Fields

All 8 lessons in Magnetic Fields · All OCR A-level Physics topics