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प्रश्न
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.
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उत्तर
(a) a note from a musical sound is shown by (D)
(b) a soft note is shown by (A)
(c) a shrill note is shown by (C)
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संबंधित प्रश्न
Shrillness of a sound is determined by the ______ of vibration.
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?
State one important property of waves used for echo depth sounding.
Which of the following determines the loudness of a sound wave?
Name the characteristic of the sound affected due to a change in its
(a) amplitude (b) waveform (c) frequency.
State three factors on which loundess of sound heard by a listener depends.
Explain the following and illustrate your answer by drawing appropriate diagram:
Frequency
Name the factors which determine the quality of a note.
What does the intensity of sound depend upon?
