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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
Name the factor that determines Pitch of the note.
The ratio of amplitude of two waves is 3:4. What is the ratio of their loudness?
The time period of a wave is 2 s. Its frequency is ..........
The pitch of a flute is decreased by ................... length of air column.
Define the following term:
Frequency
Which of the following determines the loudness of a sound wave?
State three factors on which loudness of sound heard by a listener depends.
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.
If ______ of sound is decreased, its loudness also decreases.
Give scientific reason.
In earlier times, people used to listen for the arrival of a distant train by putting their ear to the rail.
