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प्रश्न
The speed of sound is more in hydrogen than in nitrogen. Is this statement true? Give a reason for your answer.
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उत्तर
Yes. The reason is that the density of hydrogen is less than that of nitrogen and the speed of sound V ∝ 1/√Density, therefore the speed of sound is more in hydrogen than in nitrogen.
संबंधित प्रश्न
How does a man’s voice differ from a woman’s voice ?
A musician recognizes the musical instrument by hearing the sound produced by it, even without seeing the instrument. Which characteristic of sound makes this possible ?
Select the correct option:
In case of longitudinal waves, the particles of the medium vibrate:
Select the correct option:
Which of the following is an elastic wave?
The time interval between a lighting flash and the first sound of thunder was found to be 6 s. If the speed of sound in air is 330 ms-1, find the distance of the flash from the observer.
Name the factors on which the speed of sound depends.
Number of vibrations produced in one second is ______.
A list of mediums is given below.
- wood
- water
- air
- vacuum
In which of these mediums can sound travel?
Assertion: The sound of thunder is heard a little later than the flash of light.
Reason: The speed of sound is much less than the speed of light.
