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प्रश्न
Explain the following and illustrate your answer by drawing appropriate diagram:
Pitch
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उत्तर
Pitch: The 'pitch' of a note is determined solely by its frequency. The pitch in fact, is a subjective sensation in the ear depending only upon the frequency of the musical note. The relation between pitch and frequency is linear to a very close approximation.
Waves of different pitch
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संबंधित प्रश्न
Decibel is the unit of pitch of a sound.
Explain the mechanism of the formation of a longitudinal wave when the source vibrates in the air.
Name and define the characteristic which enables one to distinguish two sounds of same loudness, but of different frequencies, given by the same instrument.
State three factors on which loundess of sound heard by a listener depends.
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?
How does the two sounds of same loudness and same pitch produced by different instruments differ? Draw diagrams to illustrate your answer.
Three musical instruments give out notes at the frequencies listed below. Flute: 400 Hz; Guitar: 200 Hz; Trumpet: 500 Hz. Which one of these has the highest pitch?
What is meant by the ‘loudness’ of a sound? How is it related to the intensity?
Two waves of the same pitch have their amplitudes in the ratio 2 : 3.
(i) What will be the ratio of their loudness?
(ii) What will be the ratio of their frequencies?
