Advertisements
Advertisements
प्रश्न
The correct statement is :
विकल्प
Sound and light both require medium for propagation.
Sound can travel in vacuum, but light can not
Sound needs medium, but light does not need medium for its propagation.
Sound and light both can travel in vacuum.
Advertisements
उत्तर
The correct statement is : Sound needs medium, but light does not need medium for its propagation.
APPEARS IN
संबंधित प्रश्न
There is no atmosphere on moon. Can you hear each other on the moon's surface?
Name the two kinds of waves in form of which sound travels in a medium.
How does the speed of sound change with change in (i) amplitude and (ii) wavelength, of sound wave?
How does the following factor affect, if at all, the speed of sound in air:
Moisture in air
A longitudinal wave travels at a speed of 0.3 m s-1 and the frequency of wave is 20 Hz. Find the separation between two consecutive compressions.
Select the correct option:
The wavelength is the linear distance between the:
What is meant by the term wave motion?
Can sound travel through vacuum?
Does the speed of sound depend upon the direction of wind?
Compare approximately the speed of sound in air and steel.
