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Q:
dose friction depends on the surface area ?
- sumanth (age 18)
vijayawada
A:
Yes, but there's a standard rule-of-thumb approximation for the value of the friction force between solids which does not. This rule, taught in elementary physics courses, works surprisingly well. See: http://en.wikipedia.org/wiki/Friction
Mike W.
(published on 06/23/2010)
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