Advertisements
Advertisements
प्रश्न
State the main components of a hearing aid.
एका वाक्यात उत्तर
Advertisements
उत्तर
The main components of hearing aid are microphone , amplifier and earphone.
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Which has the higher frequency - ultrasonic sound or infrasonic sound?
Complete the following sentence:
Ultrasound is of frequency ___________.
Name the sound of the frequency given below:
10 Hz
Name the sound of the frequency given below:
1000 Hz
What is ultrasound?
A man can hear the sound of frequency :
How do bats locate their prey during a flight?
State four practical uses of ultrasonic vibrations.
What are hearing aids?
The range of audible frequency for the human ear is
