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प्रश्न
Can two person hear each other on moon’s surface ? Give reason to support your answer.
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उत्तर
No, we cannot hear each other since sound requires medium for transmission. It cannot travel through vacuum.
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संबंधित प्रश्न
Sound can travel through ______.
Can sound travel through a vacuum ? Describe an experiment to explain your answer.
The frequency of the sound emitted by the loudspeaker is 1020 Hz. Calculate the wavelength of the sound wave in air in cm where its velocity is 340 m/s.
Explain the experiment, with a neat diagram, to prove the following:
'Sound needs material medium for propagation.'
State two properties of medium on which the speed of sound in it depends.
Complete the following sentences :
When sound travels in a medium, the particles of medium ___________ but the disturbance ___________.
Write the answer in your own words.
Explain with the help of practical examples how sound is propagated through solids.
Can we hear sounds of frequencies:
More than 20 KHZ
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)
When we hear a sound, does any part of our body vibrate? Name the part.
