wave_mechanics basics_of_mechanical_waves Question 81

Question: Sound waves of wavelength greater than that of audible sound are called

[KCET 1999]

Options:

A) Seismic waves

B) Sonic waves

C) Ultrasonic waves

D) Infrasonic waves

Show Answer

Answer:

Correct Answer: D

Solution:

Infrasonic waves have frequency less than (20 Hz) audible sound and wavelength more than audible sound.