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प्रश्न
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?
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उत्तर
Trumpet. Because its frequency is highest.
संबंधित प्रश्न
What do you understand by the loudness of sound?
State the safe limit of sound level in terms of decibel for human hearing.
Explain the mechanism of the formation of a longitudinal wave when the source vibrates in the air.
State the factors that determine
(a) the pitch of a note.
(b) the loudness of the sound heard.
(c) the quality of the note.
Name the characteristic of the sound affected due to a change in its
(a) amplitude (b) waveform (c) frequency.
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.
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.
Which characteristics of sound will change if there is a change in its amplitude and its waveform.
How is it possible to detect the filling of a pitcher under a tap by hearing its sound at a distance?
The loudness of a sound depends on its pitch.
