Advertisements
Advertisements
प्रश्न
What is the vacuum? Explain why, sound cannot travel through vacuum?
Advertisements
उत्तर
Vacuum is an empty space that is devoid of matter. Sound wave is an example of mechanical wave that requires material medium for its propagation. Thus, sound waves cannot travel through vacuum.
APPEARS IN
संबंधित प्रश्न
Select the correct alternative :
We can distinguish a shrill sound from a flat sound by its
The bees do not have voice-boxes. How do they produce sound ?
Complete the following sentence :
Sound is produced by a ___________ body.
The speed of sound is more in hydrogen than in nitrogen. Is this statement true? Give a reason for your answer.
Select the correct option:
A part of longitudinal wave in which particles of the medium are farther away than the normal particles is called :
How do the following factor affect the speed of sound in air?
Pressure in air.
Sound travels in the form of ______.
The sound waves travel faster ______.
Longitudinal waves are produced in solids liquids and also in gases.
