ch10-p093 - 93 We choose positive coordinate directions so...

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93. We choose positive coordinate directions so that each is accelerating positively, which will allow us to set a box = R α (for simplicity, we denote this as a ). Thus, we choose downhill positive for the m = 2.0 kg box and (as is conventional) counterclockwise for positive sense of wheel rotation. Applying Newton’s second law to the box and (in the form of Eq. 10-45) to the wheel, respectively, we arrive at the following two equations
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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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