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प्रश्न
What is the noise? Give an example.
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उत्तर
Noise is a harsh and unpleasant sound produced by a body making a succession of irregular and discontinuous disturbances, e.g., a sound produced by a stone thrown on a thin sheet, the thunder of lightning, etc.
संबंधित प्रश्न
Shrillness of a sound is determined by the ______ of vibration.
Name the factor that determines Loudness of the sound heard.
State the safe limit of sound level in terms of decibel for human hearing.
Why is the loudness of sound heard by a plucked wire increased when mounted on a sound board?
Figure shows two jars A and B containing water up to different heights. Which will produce sound of higher pitch when air is blown on them?
Name three characteristics of a musical sound.
How does the wave pattern of a loud note differ from a soft note? Draw a diagram.
Why is the loudness of the sound heard by a plucked wire increased when it is mounted on a sound board?
Name the subjective property of light related to its wavelength.
