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Question
Sounds of frquency above 20 kHz is called:
Sounds of frquency above 20 kHz is called:
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Solution
The correct option is A Ultrasonic sound
The sound of frequencies above 20,000 Hz is called the ultrasound or ultrasonic sound. Ultrasound has all the properties similar to that of an ordinary sound but because of higher frequencies the energy carried by ultrasound is very high.
The sound of frequencies above 20,000 Hz is called the ultrasound or ultrasonic sound. Ultrasound has all the properties similar to that of an ordinary sound but because of higher frequencies the energy carried by ultrasound is very high.
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