CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon


Question

Infrasounds have frequency ___.


A
below 20 Hz
loader
B
between 20 - 2000 Hz
loader
C
between 2000 - 20 kHz
loader
D
above 20 kHz
loader

Solution

The correct option is A below 20 Hz
Infrasound refers to sound having frequency lesser than the lower audible limit of human hearing. It has frequency below 20 Hz. Animals like giraffe, elephant and pigeons are capable of hearing infrasound.

Physics

Suggest Corrections
thumbs-up
 
0


similar_icon
Similar questions
View More



footer-image