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प्रश्न
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.
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उत्तर १
उत्तर २
Because their waveforms are different, yes, their quality is different.
संबंधित प्रश्न
Name the factor that determines Loudness of the sound heard.
Name the factor that determines Pitch of the note.
Name the phenomenon that causes a loud sound when the stem of a vibrating tuning fork is kept pressed on the surface of a table.
State the safe limit of sound level in terms of decibel for human hearing.
When sound propagates in air, it does not carry energy with it.
A tuning fork produces sound of ................... frequency.
Explain the mechanism of the formation of a longitudinal wave when the source vibrates in the air.
Name the unit in which the loudness of sound is expressed.
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.
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.
Explain the following and illustrate your answer by drawing appropriate diagram:
Quality of a musical note.
Name the subjective property of light related to its wavelength.
Which characteristics of sound will change if there is a change in its amplitude and its waveform.
What is meant by the ‘loudness’ of a sound? How is it related to the intensity?
Two musical notes of the same pitch and loudness are played on a violin and a piano. Their waveforms are as shown in the figure below:
Give a scientific reason.
In earlier times, people used to listen for the arrival of a distant train by putting their ear to the rail.
Give scientific reason.
In earlier times, people used to listen for the arrival of a distant train by putting their ear to the rail.
Give scientific reason.
In earlier times, people used to listen for the arrival of a distant train by putting their ear to the rail.
