Propagation of Sound through Solids, Liquids and Gases
Which kind of...
Question
Which kind of sound is produced in an earthquake before the main shock wave begins ?
(a) ultrasound
(b) infrasound
(c) audible sound
(d) none of the above
Open in App
Solution
Infrasonic waves are formed before the major shock of earthquake. Ans: (b) Infrasound.