1K20.20 Friction: Area Dependence of Friction
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Photo Shows the Demonstration Used by the University of Texas at
Instructions / Notes:
The demo is supplied with an inclined plane, a spring scale along with either an aluminum or wooden block and a string .
Unlike the photo, start the demonstration with the inclined plane set in the level position.
Slide the block by pulling on the spring scale with a smooth steady motion.
Demo Staff: Be sure to use a spring scale that is appropriate for the wooden block or the aluminum block.
Last Updated 9/01 - University of Texas at Austin Physics Dept.
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