Advertisements
Advertisements
Question
What are infrasonics? Can you hear them?
Advertisements
Solution
Sounds of frequency lower than 20 Hz are called the infrasonics. We cannot hear the infrasonic sounds.
APPEARS IN
RELATED QUESTIONS
Distinguish between loudness and intensity of sound.
Give two examples each of longitudinal waves and transverse waves.
The flash of a gun is seen by a man 3 seconds before the sound is heard. Calculate the distance of the gun from the man (Speed of sound in air is 332 m/s).
Which one of the following does not consist of transverse waves?
What is a transverse wave? In which medium: solid, liquid or gas, can it be produced?
Two tuning forks A and B of frequencies 256 Hz and 192 Hz respectively are vibrated in air. If the wavelength of A is 1.25 m, calculate the wavelength produced by B.
A musical instrument is producing continuous note. This note cannot be heard by a person having a normal hearing range. This note must then be passing through ______.
Sound travels in the air as ______ wave.
What is a wave?
