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Test Your Knowledge on Physics-Friction

The subject of friction is an important one as many an invention is based on the fundamental principle of friction . The science of Friction is part of physics. Friction opposes the relative motion between two surfaces in contact. The force of friction is greater if a rough surface is involved, Â as the number of irregularity is more and more force will be needed to overcome interlocking.

Test Your Knowledge on Physics-Friction

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