What is ultrasound or ultrasonic?

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What is ultrasound or ultrasonic?

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shamroz · Answer 1 · 2017-10-17T00:53:29+0000

Ans. ULTRASOUND
Sounds of frequency higher than 20,000 Hz which are inaudible to normal human ear are called ultrasound or ultrasonic.

What is ultrasound or ultrasonic?

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