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संबंधित प्रश्न
What are infrasonics? Can you hear them?
Distinguish between loudness and intensity of sound.
An observer A fires a gun and another observer B at a distance 1650 m away from A hears its sound. If the speed of sound is 330 m s-1, find the time when B will hear the sound after firing by A.
Give a scientific reason.
If you were both on the moon, your friend will not be able to hear you call.
What kinds of waves are produced in solids, liquids, and gases?
A bat emits an ultrasonic sound of frequency 0.25 MHz. Calculate the time in which one vibration is completed.
What do you mean by the frequency of sound?
Distinguish between compression and rarefactions.
Give scientific reason.
In earlier times, people used to listen for the arrival of a distant train by putting their ear to the rail.
