Examples on Friction

Examples on rotation & rolling||Friction in rolling motion||Concept OF β||Examples on concept OF β

Explain with an example how frictional force depends on the area of contact.

Examples on Work Done by Friction || Equilibrium || Types OF Equilibrium || Examples on Equilibrium

Examples on Static and Kinetic Friction

While discussing about friction, a teacher gave a number of examples to explain the concept. Some of the examples where friction is useful in our day-to-day life as quoted by the teacher are given below. A. We are able to write because of friction between the tip of the pen and the paper. B. We are able to walk because of friction between our feet and the ground. C. A ball thrown vertically upwards comes back to us due to friction. D. We are able to stop a moving vehicle by applying brakes because of friction. The correct examples are

Examples|Kinetic Friction|Relative Motion

Examples|Kinetic Friction|Relative Motion