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प्रश्न
The quality of a sound depends on the amplitude of wave.
पर्याय
True
False
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उत्तर
False.
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संबंधित प्रश्न
The lower the frequency of vibration, the higher is the pitch.
Name the phenomenon that causes a loud sound when the stem of a vibrating tuning fork is kept pressed on the surface of a table.
If a drum is beaten hard, its loudness ................
Figure shows four waves A, B, C, and D
Name the wave which shows
(a) a note from a musical instrument,
(b) a soft note
(c) a shrill note.
Why is the loudness of the sound heard by a plucked wire increased when it is mounted on a sound board?
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?
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.
