Question

differrence between infra sound and ultra sound​

Answer 1

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

Answer 2

Explanation:

infra sound are those whose frequency is less than 20 hz

ultrasound are those whose frequency is more than 20khz .

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