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प्रश्न
Give reason for the following :
When a hanging carpet is beaten with a stick, the dust particles start coming out of it.
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उत्तर
When a hanging carpet is beaten with a stick, the dust particles come out of it because the force of the stick makes the carpet move to-and-fro slightly but the dust particles tend to remain at rest (or stationary) due to their inertia and hence get separated from the carpet.
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