Question

What are the ultrasonic waves?Explain two application?





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Answer 1

Answer:

i hope this answer will help u

Answer 2

ULTRASONIC WAVES :

Ultrasonic wave is defined as “inaudible sou:nd with high frequency for human” the frequency of which generally exceeds 20 kHz.

APPLICATION :

• used in pregnancy times for checking baby .
• for kidney stones

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