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प्रश्न
Sound can not travel in
पर्याय
solid
liquid
gas
vacuum
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उत्तर
vacuum
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संबंधित प्रश्न
The distance from one compression to nearest rarefaction is called wavelength.
How does sound travel in air?
Standing at a distance, how is it possible to detect the filling of bucket under a water tap by hearing the sound?
State the factors that determine
(a) the pitch of a note.
(b) the loudness of the sound heard.
(c) the quality of the note.
How is the pitch of sound in a guitar changed if (a) thin wire is used, (b) wire under less tension is used?
Two identical guitars are played by two persons to give notes of the same pitch. Will they differ in quality? Give a reason for your answer.
Name the factors which determine the quality of a note.
How do you account for the fact that two strings can be used to give notes of the same pitch and loudness but of different quality?
Draw a diagram to show the waveforms of a pure note and a musical note, of the same pitch and same loudness.
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.
