Question

Difference between ultrasound and infransound​

Answer 1

Answer:

The normal human range of hearing is between 20 and 20,000 Hz (A Hertz (Hz) is a unit of measure for frequency and is the same as cycles per second). ... Infrasound is sound that is below the lower limit of human hearing, below 20 Hz, and ultrasound is above the upper limit of human hearing, above 20,000 Hz.

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Answer 2

Answer:

the sounds of frequency less then 20Hz are called infrasonic. the infrasonic sounds have below the lower limit of human hearing. the sound of frequency more than 20000Hz are called ultrasonics. ultrasonic sounds have a frequency above the upper limit of human hearing