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प्रश्न
The correct statement is :
पर्याय
Sound and light both require medium for propagation.
Sound can travel in vacuum, but light can not
Sound needs medium, but light does not need medium for its propagation.
Sound and light both can travel in vacuum.
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उत्तर
The correct statement is : Sound needs medium, but light does not need medium for its propagation.
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संबंधित प्रश्न
Describe an experiment to show that in wave motion, only energy is transferred, but particles of medium do not move.
If you place your ear close to an iron railing which is tapped some distance away, you hear the sound twice. Explain why?
How does the following factor affect, if at all, the speed of sound in air:
Temperature of air
How does the following factor affect, if at all, the speed of sound in air:
Pressure of air
Complete the following sentence :
A longitudinal wave is composed of compression and ____________.
Select the correct option:
The number of oscillations passing through a point in unit time is called:
What is meant by the term wave motion?
State the main factors on which the speed of sound in a medium depends.
Describe in brief, with the aid of a sketch diagram, an experiment to demonstrate that a material medium is necessary to transmit sound.
How will the following factors affect the speed of sound in air:
Wind.
