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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
What is an echo
Match the following
| column A | column B |
| (A) Amplitude | (1) frequency |
| (B) Frequency | (2) amplitude |
| (C) Loudness | (3)maximum displacement on either side |
| (D) Pitch | (4) presence of other frequencies |
| (E) Waveform | (5) 1/ time period |
How is the pitch of sound in a guitar changed if (a) thin wire is used, (b) wire under less tension is used?
Explain the following and illustrate your answer by drawing appropriate diagram:
Frequency
Explain the following and illustrate your answer by drawing appropriate diagram:
Loudness
Explain the following and illustrate your answer by drawing appropriate diagram:
Pitch
Give scientific reason for the following:
When a nail is hammering appears to get higher and higher in pitch.
How does frequency affect a musical sound?
How do you account for the fact that two strings can be used to give notes of the same pitch and loudness but of different quality?
How is it possible to detect the filling of a pitcher under a tap by hearing its sound at a distance?
