Physics, asked by aman200350, 10 months ago

why ultrasound is used in Sonar????

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Answered by Zisha7

0

Answer:

Ultrasonic waves (sounds having frequency greater than 20,000 Hz) are used in sonar because: ... Ultrasonic waves can penetrate water to long distances (because of their high frequency and very short wavelength), but ordinary sound waves or infrasonic waves cannot penetrate water to such long distances

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