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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?
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.
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संबंधित प्रश्न
Name the factor that determines Pitch of the note.
The frequency is measured in second.
The safe limit of loudness of audible sound is
Which of the following determines the loudness of a sound wave?
Why is the loudness of sound heard by a plucked wire increased when mounted on a sound board?
Name the unit in which loudness of sound is measured.
What determines the pitch of a sound?
Name the factors which determine the loudness of a note.
When a gun is fired at a distance, why is it that the flash is seen almost instantaneously while the sound is heard a little later?
A 0.6 m long stretched wire is made to vibrate in two different modes as shown in figure
(a)
(b)
(i) If the frequency of the note produced in (b) is n, what is the frequency in case (a)?
(ii) In which case (a) or (b), is the note louder? Give reasons.
(iii) In which case is the pitch higher? Give reason.
