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प्रश्न
The propagation of sound does not occur through a ______.
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उत्तर
The propagation of sound does not occur through a vacuum.
संबंधित प्रश्न
Fill in the blank.
Sound requires a ________ for propagation.
Define the terms 'frequency', 'wavelength' and 'velocity' of a sound wave. What is the relation between them?
Sound travels in air :
The sound waves travel fastest :
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.
The time interval between a lightning flash and the first sound of thunder was found to be 5 s. If the speed of sound in air is 330 m s-1, find the distance of flash from the observer.
How long will sound take to travel in (a) and iron rail and (b) air, both 3.3 km in length? Take speed of sound in air to be 330 m/s and in iron to be 5280 m/s.
Can sound propagate in solids and liquids?
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)
the speed of sound in air is 331 ms-1 at ______ and ______ at 22°C.
