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It receives sound through a microphone.

The microphone converts sound waves into electrical signals.

The electrical signals are amplified by the amplifiers.

Amplified electrical signals are sent to speaker of hearing aid.

The speaker converts amplified electrical signals into sound waves.

These sound waves are sent to the ear for clear hearing.

  1. Class 9
  2. Chapter 12 Class 9 - Sound

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CA Maninder Singh
CA Maninder Singh is a Chartered Accountant for the past 9 years and a teacher from the past 16 years. He teaches Spoken English, Written English, Grammar and Vocabulary at Englishtan.