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Ultrasound has frequency of vibration...

Ultrasound has frequency of vibration

A

20 Hz

B

between 20 to 20,000 Hz

C

above 20,000 Hz

D

less than 20 Hz

Text Solution

Verified by Experts

The correct Answer is:
C
Ultrasound has a frequency more than 20000 Hz Audile sound has frequency between 20 to 20000 Hz Infrasonic sound has frequency A lesser than 20 Hz.
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