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प्रश्न
Name the factors which determine the loudness of a note.
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उत्तर
The loudness of a note is determined by its amplitude.
(i.e., the presence of secondary tones along with the principal note)
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 x 108 ms-1
Name one property of waves that do not change when the wave passes from one medium to another.
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 |
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If the amplitude of a wave is doubled, what will be the effect on its loudness?
Two waves of the same pitch have amplitudes in the ratio 1:3. What will be the ratio of loudness?
How does the wave pattern of a loud note differ from a soft note? Draw a diagram.
Give a scientific reason.
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