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प्रश्न
How is it possible to detect the filling of a pitcher under a tap by hearing its sound at a distance?
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उत्तर
As the water level in the pitcher increases, the length of the vibrating air column above the water surface decreases, and hence the frequency of the sound produced increases i.e., the sound gets shriller.
संबंधित प्रश्न
The lower the frequency of vibration, the higher is the pitch.
Shrillness of a sound is determined by the ______ of vibration.
What do you understand by the loudness of sound?
State one important property of waves used for echo depth sounding.
Decibel is the unit of pitch of a sound.
The unit of loudness is _______.
How is the pitch of sound in a guitar changed if (a) thin wire is used, (b) wire under less tension is used?
How does frequency affect a musical sound?
What is meant by the ‘pitch’ of a note? Does it depend on the loudness or ‘quality’ of the ‘note’? How is pitch ‘related’ with frequency?
The loudness of a sound depends on its pitch.
