ch08-p042 - 42. Since the velocity is constant, a = 0 and...

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42. Since the velocity is constant, G a = 0 and the horizontal component of the worker's push F cos θ (where = 32°) must equal the friction force magnitude f k = μ k F N . Also, the vertical forces must cancel, implying applied (8.0N)(0.70m) 5.6 J W == which is solved to find
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This note was uploaded on 05/17/2011 for the course PHY 2049 taught by Professor Any during the Spring '08 term at University of Florida.

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