Difference between ultrasonic and infra sonic sound.

Dear student,
Ultrasonic sounds are sounds having the frequency greater than 20000Hz.
Infrasonic sounds are sounds having frequency lesser than 20Hz. 

  • 2
Sound is only audible to the average human ear if the frequencies lie between 20Hz and 20kHz. The actual range varies from person to person. Sound waves with frequencies less than 20Hz are called infrasonic or subsonic and those with frequencies above 20kHz are called ultrasonic .
  • -1
What are you looking for?