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प्रश्न
Give reason for the following :
In most of the cases, we cannot see the vibrations of a sound producing object with our eyes.
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उत्तर
Mostly, a sound-producing object vibrates at a faster rate that we cannot see its vibrations with our naked eyes. The time interval between two successive vibrations is less than the persistence of vision. Hence, we see the object in static mode rather than in vibration mode.
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