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प्रश्न
State three characteristics of the medium required for propagation of sound?
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उत्तर
Requisites of the medium for propagation of sound:
(i) The medium must be elastic.
(ii) The medium must have inertia.
(iii) The medium should be frictionless.
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संबंधित प्रश्न
Sound can travel through ______.
In which medium sound travels faster : air or hydrogen?
Which of the following terms apply to sound waves in air and which to water waves?
Transverse, Rarefaction, Trough, Crest, Compression, Longitudinal
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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.
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.
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.
Does audible range of frequency vary from person and also with the age of the person?
In any medium, as the ______ increases, the speed of sound also increases.
Find the odd one out.
