Physics, asked by Fuschia, 1 year ago

What are infrasonic and ultrasonic waves?

Answers

Answered by sweety70
9
Heya,

Infrasonic waves are the waves of frequency between 0-20 Hertz. They are very sensible are not audible to human ear.

Ultrasonic waves are the waves of frequency more than 20000 Hertz . They are also inaudible to Human beings. Some organisms like Dolphins communicate using these waves.
Answered by Anonymous
5
Hi there !

Infra sounds or infrasonic sound waves are those sound waves which have frequency less than 20 Hz.
Animals like dog , cat can hear infra sound waves
Infrasonic waves cannot be heard by human beings.
The audible range of frequency of sound that human beings can hear is from 20 Hz to 20 kHz [ 20000 Hz ]

On the contrary ,Ultrasound waves are those sound waves which has frequency more than 20 kHz or 20000 Hz.
As this is above the audible range , humans cannot hear this either.
Bats use ultrasound waves to catch its prey in the dark.
Also dolphins can hear ultrasound waves.




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