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Introductory Static Friction on an Incline Problem (6:41)
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A book is resting on a board. One end of the board is slowly raised. The book starts to slide when the incline angle is 15°. What is the coefficient of static friction between the book and the incline? This is an AP Physics 1 Topic.
Content Times: 0:01 The example 0:44 Drawing the free body diagram 1:41 Net force in the parallel direction 2:11 Demonstrating why the acceleration in the parallel direction is zero 3:58 Force normal does not equal force of gravity 4:32 Net force in the perpendicular direction 5:07 Return to the parallel direction 6:06 Substituting in numbers Multilingual? Please help translate Flipping Physics videos! |
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