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Define ultrasonic sound |
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Answer» Answer: The term "ultrasonic" applied to sound refers to anything above the frequencies of audible sound, and nominally INCLUDES anything over 20,000 Hz. Explanation: Ultrasonic hearing is a recognised auditory effect which allows HUMANS to perceive sounds of a much higher frequency than would ordinarily be audible using the physical INNER ear, usually by stimulation of the BASE of the cochlea through bone CONDUCTION. |
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