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प्रश्न
Select the correct alternative :
Sound cannot travel in
विकल्प
gases
liquids
solids
vacuum
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उत्तर
vacuum
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संबंधित प्रश्न
Describe with the help of a diagram, how compressions and rarefactions are produced in air near a source of sound.
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).
The frequency of the sound emitted by the loudspeaker is 1020 Hz. Calculate the wavelength of the sound wave in air in cm where its velocity is 340 m/s.
Describe in brief, with the aid of a lebelled diagram, an experiment to demonstrate that a material medium is necessary for propagation of sound.
A boy fires a gun and another boy at a distance hears the sound of fire 2.5s after seeing the flash. If the speed of sound in air 340 m/s, find distance between the boys.
Does audible range of frequency vary from person and also with the age of the person?
Sound cannot travel in ______.
______ is the distance between two consecutive particles.
Find the odd one out.
