what is ultrasonic sound explain
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Ultrasounds are used extensively in industries and for medical purposes. As mentioned above, Ultrasounds are high frequency waves (higher than 20kHz). Even in the presence of obstacles, they are able to travel along well defined paths.
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The term "ultrasonic" applied to soundrefers to anything above the frequencies of audible sound, and nominally includes anything over 20,000 Hz. ... Much higher frequencies, in the range 1-20 MHz, are used for medical ultrasound. Such sounds are produced by ultrasonic transducers. I hope it helps u plzz mark me as brain list.
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