What name is given to sound waves of frequencies higher than 20 kHz?
Frequency greater than 20,000 Hz is called Ultrasounds.
Sound waves with frequency greater than 20 kHz are called:
What name is given to the sound waves of frequency too low for humans to hear ?
A person has a hearing range from 20 Hz to 20 kHz. What are the typical wavelengths of sound waves in air corresponding to these two frequencies? Take the speed of sound in air as 344 m s−1.