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प्रश्न
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उत्तर
Velocity of sound = `"distance travelled"/"time taken" = (2"d")/"t"`
∴ Velocity of sound = `(2 xx 480)/2` = 480 m/s
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संबंधित प्रश्न
How are the wavelength and frequency of a sound wave related to its speed?
Write the audible range of frequency for the normal human ear.
When we change a feeble sound to a loud sound, we increase its :
Select the correct option:
A part of longitudinal wave in which particles of the medium are farther away than the normal particles is called :
Select the correct option:
If the frequency of a wave is 25 Hz. the total number of compressions and rarefactions passing through a point in 1 second is :
Why does an empty vessel produce more sound than a filled one?
A list of mediums is given below.
- wood
- water
- air
- vacuum
In which of these mediums can sound travel?
Sound travels in the air as ______ wave.
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.
Give scientific reasons.
In earlier times, people used to listen for the arrival of a distant train by putting their ear to the rail.
