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प्रश्न
Name three characteristics of a musical sound.
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उत्तर
The following three characteristics of sound are:
(i) Loudness
(ii) Pitch or shrillness
(iii)Quality or timber.
संबंधित प्रश्न
What is an echo
Which of the following determines the loudness of a sound wave?
Name the unit in which the loudness of sound is expressed.
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.
If the amplitude of a wave is doubled, what will be the effect on its loudness?
What determines the pitch of a sound?
Give scientific reason for the following:
Windows sometimes rattle when the low notes of a pipe organ are sounded.
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.
