2. On which kind of surface the friction will be greater to Smooth surface or rough surface?
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Answer:
Rougher surfaces have more friction between them than smoother surfaces. That's why we put sand on icy sidewalks and roads.
Explanation:
Rougher surfaces have more friction between them than smoother surfaces. That's why we put sand on icy sidewalks and roads.
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Answer:A rough surface will have more friction because on the rough surface there will be more irregularities. They will cause interlocking which in turn creates more frictional force. For a smooth surface, irregularities and interlocking is less and hence has very less friction.
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