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Phys2A_F07_Lecture_14b

Phys2A_F07_Lecture_14b - Example A Block on a Vertical Wall...

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W. P. Beyermann Fall 2007 1 y x A 3.0 kg block is pressed against a vertical wall by a force that makes an angle of 30° from the horizontal. The kinetic coefficient of friction between the block and wall is 0.40. What magnitude of force is being applied if the block is sliding down the wall with an acceleration of 2.0 m/s 2 ? a F Example: A Block on a Vertical Wall with Friction G a F G w G Weight 3 kg 30° w G f G Friction n G Normal f G n G net F G ax F ay F
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