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प्रश्न
Can we hear sounds of frequencies:
More than 20 KHZ
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उत्तर
More than 20KHz - we cannot hear sound.
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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?
Describe with the help of a diagram, how compressions and rarefactions are produced in air near a source of sound.
Select the correct alternative :
Sound cannot travel in
Can two person hear each other on moon’s surface ? Give reason to support your answer.
Name one solid, on liquid and one gas through which sound can travel.
Explain the experiment, with a neat diagram, to prove the following:
'Sound needs material medium for propagation.'
Describe in brief, with the aid of a lebelled diagram, an experiment to demonstrate that a material medium is necessary for propagation of sound.
Ruthvik and Ruha hear a gunshot 2 second after it is fired. How far away from the gun they are standing? (Speed of sound in air is equal to 330ms-1)
the speed of sound in air is 331 ms-1 at ______ and ______ at 22°C.
The small to and fro motion is called vibration.
