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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
Describe with the help of a diagram, how compressions and rarefactions are produced in air near a source of sound.
Is the speed of sound more in water or in steel?
Explain why, a ringing bell suspended in a vacuum chamber cannot be heard outside.
Sound travels in air :
Answer the following question :
How does the speed of sound differ in different media?
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.
When we hear a sound, does any part of our body vibrate? Name the part.
______ is the number of vibrations of a particle in the medium, in one second
the speed of sound in air is 331 ms-1 at ______ and ______ at 22°C.
