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प्रश्न
How does frequency affect a musical sound?
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उत्तर
In musical sound, the component wave does not change their wavelength hence the frequency and amplitude affect a musical sound like this.
संबंधित प्रश्न
Loudness is determined by the __________ of vibration.
An enemy plane is at a distance of 300 km from a radar. In how much time the radar will be able to detect the plane? Take velocity of radio waves as 3 × 108 ms−1.
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 |
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.
How is the pitch of sound in a guitar changed if (a) thin wire is used, (b) wire under less tension is used?
What determines the pitch of a sound?
Two waves of the same pitch have amplitudes in the ratio 1 : 3. What will be the ratio of their:
- intensities and
- frequencies
Give scientific reason for the following:
Windows sometimes rattle when the low notes of a pipe organ are sounded.
Give scientific reasons.
In earlier times, people used to listen for the arrival of a distant train by putting their ear to the rail.
