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प्रश्न
What is the approximate value of the speed of sound in air at N.T.P.?
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उत्तर
330m/s is the value of speed in air at N.T.P
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संबंधित प्रश्न
Suppose you and your friend are on the moon. Will you be able to hear any sound produced by your friend?
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).
Name one solid, on liquid and one gas through which sound can travel.
Describe an experiment to show that sound cannot pass through vacuum.
Why cannot a sound be heard on the moon? How do astronauts talk to one another on the surface of moon?
Answer the following question :
How does the speed of sound differ in different media?
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.
Name the Sound of the Frequency Given Below:
45 kHz
State three characteristics of the medium required for the propagation of sound.
