What is/are the basic component(s) of a hearing aid?

120 dB

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12 dB

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100 dB

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10 dB

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Solution

The correct options are
A
120 dB

B
12 dB

C
100 dB

A hearing aid is a small electronic device that is worn in or behind the ear. All hearing aids have 3 basic components. They are microphones, an amplifier and a loudspeaker.

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