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प्रश्न
How is loudness related to the amplitude of wave?
उत्तर
Greater the amplitude, greater is the loudness.
If we strike the drum gently, a faint sound is heard. But if we strike it hard, a loud sound is heard.
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संबंधित प्रश्न
Name the factor that determines Loudness of the sound heard.
Decibel is the unit of pitch of a sound.
What is longitudinal wave?
Name and define the characteristic which enables one to distinguish two sounds of same loudness, but of different frequencies, given by the same instrument.
Figure shows two jars A and B containing water up to different heights. Which will produce sound of higher pitch when air is blown on them?
Name three characteristics of a musical sound.
Why is the loudness of the sound heard by a plucked wire increased when it is mounted on a sound board?
The diagram below shows three ways in which the string of an instrument can vibrate.
(i) Which of the above diagrams shows the fundamental note?
(ii) Which has the frequency 4 times that of the fundamental?
(iii) State the ratio between the frequency of the first and second.
Give scientific reason.
In earlier times, people used to listen for the arrival of a distant train by putting their ear to the rail.
