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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.
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संबंधित प्रश्न
Name the factor that determines Quality of the note
State the safe limit of sound level in terms of decibel for human hearing.
A person is standing at the seashore. An observer on the ship which is anchored in between a vertical cliff and the person on the shore fires a gun. The person on the shore hears two sounds, 2 seconds and 3 seconds after seeing the smoke of the fired gun. If the speed of sound in the air is 320 ms-1 then calculate:
1) the distance between the observer on the ship and the person on the shore.
2) the distance between the cliff and the observer on the ship.
Match the following
| column A | column B |
| (A) Amplitude | (1) frequency |
| (B) Frequency | (2) amplitude |
| (C) Loudness | (3)maximum displacement on either side |
| (D) Pitch | (4) presence of other frequencies |
| (E) Waveform | (5) 1/ time period |
State the factors that determine
(a) the pitch of a note.
(b) the loudness of the sound heard.
(c) the quality of the note.
State three factors on which loundess of sound heard by a listener depends.
Name one main factor on which each character such as intensity, pitch, and quality of musical sound depends.
What is the noise? Give an example.
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?
