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GCSE Physics 2

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Pregunta:

What type of current is sent through the coil in loudspeakers and headphones, and why is it essential for their operation?

Autor: daavide



Respuesta:

An alternating current is sent through the coil. The constant change in direction of this current contributes to the vibrations of the cone or diaphragm, producing sound.


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daavide
daavide