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Question

The function of diaphragm or cone in moving coil loudspeaker is to


A

transfer the vibrations of the moving coil to the air

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B

amplify the current signal

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C

provide magnetic field

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D

protect the voice coil from dust and dirt

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Solution

The correct option is A

transfer the vibrations of the moving coil to the air


At the front of the moving coil loudspeaker, there is a cone or diaphragm. This transfers the vibrations of the moving coil to the air, presenting a large surface area. The loudspeaker diaphragm can be made of fabric, plastic, paper, or lightweight metal.


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