Friction on Surfaces — Static & Kinetic

Inside this lesson

State the Coulomb friction inequality for static friction and the equation for kinetic friction
Distinguish the static friction coefficient μs from the kinetic coefficient μk
Analyze a block on the verge of sliding (impending motion)
Solve for the force or angle at which slipping begins

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Educational content covering topics typical of a first- and second-year mechanical engineering curriculum. Not a substitute for accredited coursework, and not suitable for real structural design without review by a licensed professional engineer.