How audio and loudspeaker system works? These are the basic units of audio communication system. Their basic structure is the same and they work in the opposite mechanism. When we speak the light membrane of the microphone known as diaphragm vibrates and the light case attached to it also vibrates. A coil is attached to the case which also vibrates. A magnet is placed near the coil which creates magnetic field. As the coil vibrates the magnetic flux associated with the coil changes. From Faraday's law of electromagnetic induction we can say the change in the magnetic flux creates induced emf and induced current in the coil. the coil is attached to a wire which passes through an amplifier an the other end of the wire is attached to the coil of the loudspeaker. The coil of the speaker is attached to a light case which in turn is attached to a light membrane. The induced current produced in the microphone side reaches the coil of the speaker and the presence of a magnet near that co...
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