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प्रश्न
In what respect does waveforms of noise and a musical note differ. Draw diagrams to illustrate your answer.
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उत्तर
The waveform of noise is irregular, discontinuous, and non-periodic while the waveform of a musical note is regular, continuous, and periodic.
These waveforms are shown in the figure given below:
संबंधित प्रश्न
A certain sound has a frequency of 256 hertz and a wavelength of 1.3 m.
1) Calculate the speed with which this sound travels
2) What difference would be felt by a listener between the above sound and another sound traveling at the same speed, but of wavelength 2.6 m?
State two differences between the light and sound waves.
What is the condition necessary for an echo to be heard distinctly?
What is a bulb horn ? Name the principle on which a bulb horn works.
Explain how is the principle of echo used by
(a) The bat during its flight at night,
(b) The dolphin to locate small fish as its prey.
A type of electromagnetic wave has a wavelength of 50 Å. Name the wave and state one use of this type of wave.
Name the type of waves that are used for sound ranging. Why are radio waves not audible to us?
Explain why, the ceilings of concert halls are curved.
