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وارد شوید

Physics for IGCSE & O level - Magnets And Currents (Section 5 - No. 46)

What principle is used in the moving-coil loudspeaker?
Turning effect in a coil.
Electromagnetic induction.
Mutual induction.
The generation of static electricity.

توضیح

The moving-coil loudspeaker is based on the same principle as an electric motor, i.e. the turning effect of the coil.

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