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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
If the amplitude of vibration is large, sound is feeble.
Name three characteristics of a musical sound.
Figure shows four waves A, B, C, and D
Name the wave which shows
(a) a note from a musical instrument,
(b) a soft note
(c) a shrill note.
Two waves of the same pitch have amplitudes in the ratio 1:3. What will be the ratio of loudness?
A man playing a flute is able to produce notes of different frequencies. If he closes the holes near his mouth, will the pitch of the note produced, increase or decrease? Give a reason.
Explain the following and illustrate your answer by drawing appropriate diagram:
Loudness
The same musical note when played on a piano and when played on a flute sounds different.
What is meant by the ‘loudness’ of a sound? How is it related to the intensity?
Draw a diagram to show the waveforms of a pure note and a musical note, of the same pitch and same loudness.
Give scientific reasons.
In earlier times, people used to listen for the arrival of a distant train by putting their ear to the rail.
