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प्रश्न
The same musical note when played on a piano and when played on a flute sounds different.
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उत्तर
The quality of sound produced by the two instruments is different. The quality of the sound depends upon the resultant waveform which depends upon the number of overtones and their relative intensities.
संबंधित प्रश्न
Name the factor that determines Loudness of the sound heard.
The ratio of the amplitudes of two waves is 3 : 4. What is the ratio of their loudness?
The ratio of the amplitude of two waves is 3 : 4. What is the ratio of their Frequencies?
Two waves of the same pitch have amplitudes in the ratio 1 : 3 What will be the ratio of their
- loudness,
- pitch?
- Which of the following quality determines the loudness of a sound wave?
- wavelength
- frequency and
- amplitude
- How is loudness related to the quantity mentioned above in part (a)?
Explain the following and illustrate your answer by drawing appropriate diagram:
Loudness
Name musical instrument, one in each case, which produces its notes by using the following. In each case state the method used to produce notes of different pitches and loudness.
(a) A vibrating string.
(b) A vibrating column air.
(c) Vibration of any other body.
What is the noise? Give an example.
Give a scientific reason.
We can hear the movement of a mosquito’s wings but we cannot hear the movement of our hands.
Give scientific reason.
In earlier times, people used to listen for the arrival of a distant train by putting their ear to the rail.
