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प्रश्न
Is it possible to hear your friend's voice in vacuum? Give reason for your answer.
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उत्तर
No, it is not possible to hear the friend's voice in vacuum because sound needs a material medium to travel.
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संबंधित प्रश्न
Choose the correct word/words to complete the following sentence :
When sound travels in a medium ____________
What is a longitudinal wave? In which medium: solid, liquid or gas, can it be produced?
Explain the terms crest and trough in relation to a transverse wave.
Describe an experiment to show that in wave motion, only energy is transferred, but particles of medium do not move.
How is the frequency of a wave related to its time period?
How does the speed of sound change with change in (i) amplitude and (ii) wavelength, of sound wave?
How does the following factor affect, if at all, the speed of sound in air:
Pressure of air
Complete the following sentence :
A transverse wave is composed of crest and ____________.
What is meant by the term wave motion?
How will the following factors affect the speed of sound in air:
Temperature of air.
