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प्रश्न
Give a scientific reason.
If you were both on the moon, your friend will not be able to hear you call.
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उत्तर
We know that sound cannot travel through a vacuum. Since there is no atmosphere on the moon, we cannot hear sound on the moon.
संबंधित प्रश्न
Distinguish between longitudinal and transverse waves.
Which of the following can produce longitudinal waves as well as transverse waves under different conditions?
In which medium the speed of sound is more: humid air or dry air? Give a reason to your answer.
An observer sitting in line of two tanks watches the flashes of two tanks firing at each other at the same time, but he hears the sounds of two shots 2s and 3.5s after seeing the flashes. If distance between the two tanks is 510m, find the speed of sound.
What is approximate value of the speed of sound in iron as compared to that in air? Illustrate your answer with a simple experiment.
From diagram given below calculate:
- velocity of P and Q
- frequency of P, when frequency of Q is 512 Hz.
Assume that both wave are traveling in same medium.
Name the factors on which the speed of sound depends.
What is sound? Explain with example how does sound travel in a medium.
Explain how the principle of echo is used by
The bat during its flight at night
Distinguish between compression and rarefactions.
