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Question
Mention the frequency ranges of infrasonic and ultrasonic.
Short Note
Solution
1. Sound waves with frequencies below the audible range are termed Infrasonics.
Infrasonics: Frequencies less than 20 Hz.
2. Sound waves with frequencies above the audible range are called Ultrasonics.
Ultrasonics: Frequencies greater than 20,000 Hz.
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Ultrasonic Sound Or Ultrasound
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