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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, 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, 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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