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प्रश्न
Fill in the blank.
Sound requires a ________ for propagation.
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उत्तर
Sound requires a medium for propagation.
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संबंधित प्रश्न
Cite an experiment to show that sound needs a material medium for its propagation.
Name the type of waves which are used by astronauts to communicate with one another on moon (or in outer space).
In which medium sound travels faster : air or iron?
A body vibrating with a time-period of `1/256` s produces a sound wave which travels in air with a velocity of 350 m/s. Calculate the wavelength.
State three characteristics of the medium required for propagation of sound?
Complete the following sentences :
When sound travels in a medium, the particles of medium ___________ but the disturbance ___________.
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.
Do all animals have same ranges of audible frequencies?
______ is the number of vibrations of a particle in the medium, in one second
