Advertisements
Advertisements
प्रश्न
Sound cannot travel in vacuum.
पर्याय
True
False
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
In which medium sound travels faster : air or iron?
State one observation from everyday life which shows that sound travels much more slow than light.
When we open a gas tap of a few seconds, the sound of escaping gas is heard first but the smell of gas comes later. Why?
Why cannot a sound be heard on the moon? How do astronauts talk to one another on the surface of moon?
Fill in the blank with suitable word.
Sound cannot travel through ____________.
Sound travels in air :
The velocities of sound waves in four media P, Q, R and S are 18,000 km/h, 900 km/h, 0 km/h and 1200 km/h respectively. Which medium could be a liquid substance?
When we hear a sound, does any part of our body vibrate? Name the part.
______ is the distance between two consecutive particles.
In any medium, as the ______ increases, the speed of sound also increases.
