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प्रश्न
Complete the following sentences :
When sound travels in a medium, the particles of medium ___________ but the disturbance ___________.
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उत्तर
When sound travels in a medium, the particles of medium do not move but the disturbance moves .
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संबंधित प्रश्न
Sound cannot travel in vacuum.
Fill in the blank.
Sound requires a ________ for propagation.
Name the type of waves which are used by astronauts to communicate with one another on moon (or in outer space).
Out of solids, liquids and gases :
(a) in which medium sound travels slowest?
(b) in which medium sound travels fastest?
Fill in the blank and explain.
Sound does not travel through ______.
Ruthvik and Ruha hear a gunshot 2 second after it is fired. How far away from the gun they are standing? (Speed of sound in air is equal to 330ms-1)
______ is the distance between two consecutive particles.
the speed of sound in air is 331 ms-1 at ______ and ______ at 22°C.
The amount of water vapour present in the air is known as ______.
Rarefactions are the regions of ______ where particles are spread apart.
