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प्रश्न
In a piano, pitch is decreased by
विकल्प
using thicker string
increasing tension
reducing length of string
striking it hard Ans.
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उत्तर
using thicker string
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संबंधित प्रश्न
If the amplitude of vibration is large, sound is feeble.
When sound propagates in air, it does not carry energy with it.
The quality of a sound depends on the amplitude of wave.
The pitch of sound depends on frequency.
Smaller the membrane, .................. is the pitch.
Define the following term:
Frequency
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.
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.
Name the factors which determine the quality of a note.
