Question

difference between ultrasonic and infrasonic waves

Answer 1

ultrasonic are more than 20000 hertz while infra are less than 20 hertz

Answer 2

Hello dear
here is your answer
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 sounds waves frequencies less than20Hz are called infrasonic and those with frequencies above 20hKz are called ultrasonic
hope it helps u