The motor effect: F = BIL simulator

A current-carrying wire in a magnetic field feels a force. Change B, I and L, reverse them and see the force follow Fleming's left-hand rule.

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Questions students ask

What is Fleming's left-hand rule?

First finger: Field; seCond finger: Current; thuMb: Motion (force), all at right angles.

What is the force on a wire in a magnetic field?

F = BIL, when the wire is at right angles to the field.

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