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2. When a carpet is beaten with a stick, dust comes out of it. Explain.Ans Dust narticles have inertia of rest. As the carpet is beaten, it moves. But dust |
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Answer» Dust particles were at rest on the carpet. However when you beat the carpet, you are forcing the dust to move along with the carpet. Due to the dust having inertia, it doesn't move, or rather, it resists motion. This is why dust comes out of a carpet when it is beaten with a stick |
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