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A ball is moving on a perfectly smooth horizontalsurface. If no force is applied on it, will its speeddecrease, increase or remain unchanged ? |
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Answer» If a ball is moving on a PERFECTLY smooth surface HORIZONTALLY and no frictional force is present between the ball and the surface , the speed will REMAIN unchanged. The ball will have no reason to change its speed if no force is applied. hope it helped and please mark as BRAINLIEST:) |
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