Advertisements
Advertisements
प्रश्न
Sound cannot travel in vacuum.
पर्याय
True
False
Advertisements
उत्तर
This statement is True.
Explanation:
Sound requires a medium to travel through. When air has been entirely removed from a vessel, it is said that there is a vacuum in the vessel. Since a vacuum is devoid of any medium, sound cannot travel through it.
APPEARS IN
संबंधित प्रश्न
Suppose you and your friend are on the moon. Will you be able to hear any sound produced by your friend?
Define the terms 'frequency', 'wavelength' and 'velocity' of a sound wave. What is the relation between them?
Through which of the following materials can sound travel? wood, air, water, steam, ice, hydrogen, steel, diamond.
Give scientific reasons:
As the sound wave propagates from one place to the other in air, the air itself is not required to move from one place to the other.
Compare approximately the speed of sound in air, water and steel.
Does the speed of sound in a gas depend on the pressure of the gas?
Explain the effect of density on the speed of sound.
Can we hear sounds of frequencies:
Less than 20 Hz
______ is the number of vibrations of a particle in the medium, in one second
In any medium, as the ______ increases, the speed of sound also increases.
