Sound wave having a frequency greater than 20000 Hz is said to be
Infrasonic
Supersonic
Ultrasonic
Sonic boom
Any sound whose waves have a frequency greater than 20000Hz is said to be ultrasonic
Sound waves whose frequency is greater than 20000 Hz is called ___.
Sound of the frequency below 20 Hz is known as
Sound waves with frequency greater than 20 kHz are called: