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प्रश्न
Name three characteristics of a musical sound.
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उत्तर
Sounds can be distinguished from one another by the following three different characteristics:
- loudness
- pitch or shrillness, and
- quality or timbre
संबंधित प्रश्न
Loudness is determined by the __________ of vibration.
Name the factor that determines Pitch of the note.
What do you understand by the loudness of sound?
A person standing between two vertical cliffs and 480 m from the nearest cliff shouts. He hears the first echo after 3s and the second echo 2s later. Calculate:
1)The speed of sound.
2) The distance of the other cliff from the person
The time period of a wave is 2 s. Its frequency is ..........
If a drum is beaten hard, its loudness ................
The unit of loudness is _______.
In a piano, pitch is decreased by
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 the factors that determine
(a) the pitch of a note.
(b) the loudness of the sound heard.
(c) the quality of the note.
How does the wave pattern of a loud note differ from a soft note? Draw a diagram.
Explain the following and illustrate your answer by drawing appropriate diagram:
Pitch
How can one distinguish the sounds of two musical instruments even if they are of the same pitch and same loudness?
How is it possible to detect the filling of a pitcher under a tap by hearing its sound at a distance?
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 a scientific reason.
The sounds generated by a tabla and a sitar are different.
Give a scientific reason.
We can hear the movement of a mosquito’s wings but we cannot hear the movement of our hands.
The loudness of a sound depends on its pitch.
What is acoustics?
