1
Question
What is a Hearing aid?
1. An electronic, battery operated device which can be worn by people with hearing loss in or behind their ear .
2. It makes sound louder so that a person with hearing loss can hear it better.
3. Receives sound through a microphone and converts it to an electrical signal.
4. Amplifies the electrical signal and retransmits them as sound using speakers.
Which of the above statements is correct?
What is a Hearing aid?
1. An electronic, battery operated device which can be worn by people with hearing loss in or behind their ear .
2. It makes sound louder so that a person with hearing loss can hear it better.
3. Receives sound through a microphone and converts it to an electrical signal.
4. Amplifies the electrical signal and retransmits them as sound using speakers.
Which of the above statements is correct?
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Solution
The correct option is B 1, 2, 3 and 4
Hearing aid is an electronic, battery operated device which is used by people with hearing loss. It receives sound through a microphone and converts the sound waves into electrical signals. The signals are amplified and given to speakers where they are converted to sound and given to ear for hearing.
1, 2, 3 and 4
Hearing aid is an electronic, battery operated device which is used by people with hearing loss. It receives sound through a microphone and converts the sound waves into electrical signals. The signals are amplified and given to speakers where they are converted to sound and given to ear for hearing.
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