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What is Ultrasound ? What is the Difference Between Ordinary Sound and Ultrasound ? - Science

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ConceptRange of Hearing in Humans

Question

What is ultrasound ? What is the  difference between ordinary sound and ultrasound ?

Solution

Ultrasound waves are high-frequency sound waves. Due to higher frequency, they can penetrate into matter to a large extent.
We can differentiate between ordinary and ultrasonic waves as :

Audible sound waves Ultrasound waves
They have a frequency range of 20 Hz–20,000 Hz They have frequencies above 20,000 Hz
These sounds are audible to human ears. These sounds are inaudible to human ears.
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Solution What is Ultrasound ? What is the Difference Between Ordinary Sound and Ultrasound ? Concept: Range of Hearing in Humans.
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