Shows that the coefficient of friction does not depend upon the mass of the object although the frictional force does.						Read More
					
						Demonstrates that the coefficient of static friction is greater than the coefficient of sliding friction, and determines the coefficient of…						Read More
					
						Illustrate different coefficients of friction.						Read More
					
						Determine the direction of the frictional force in a possibly ambiguous situation.
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						Show that the force of friction depends upon the conditions of the surfaces in contact.
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						Show the effect on frictional force of velocity, normal force, and contact area.
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						Demonstrate the effect of locked wheels on vehicle stability.
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						Demonstrate the increase of friction between two glass surfaces when lubricating surface films are removed.
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						Illustrate frictional forces in a weird way.
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						Illustrate frictional forces in a weird way.
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						Show that the friction force depends linearly on the normal component of the applied force.
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						Demonstrate how pulling angle affects the frictional force
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						An elementary problem involving horizontal friction.
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