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प्रश्न
Name the factors which determine the loudness of a note.
उत्तर
The loudness of a note is determined by its amplitude.
(i.e., the presence of secondary tones along with the principal note)
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संबंधित प्रश्न
Shrillness of a sound is determined by the ______ of vibration.
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.
Define the following terms :
(a) Amplitude
(b) Frequency
(c) Time period.
Name and define the characteristic which enables one to distinguish two sounds of same loudness, but of different frequencies, given by the same instrument.
Two identical guitars are played by two persons to give notes of the same loudness and pitch. Will they differ in quality? Give reason for your answer.
How is the pitch of sound in a guitar changed if (a) thin wire is used, (b) wire under less tension is used?
The frequencies of notes given by flute, guitar and trumpet are respectively 400 Hz, 200 Hz and 500 Hz. Which one of these has the highest pitch?
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.
