193_Physics ProblemsTechnical Physics

193_Physics ProblemsTechnical Physics - Chapter 7 P7.10 e...

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Chapter 7 195 P7.10 A B i j k i j k −= +− −−+ + 300 200 500 . ±±± ± . ± . ± ej e j AB ij k CAB j k i j k −− ⋅ − = − − = +− ++ = 400 600 2 00 3 00 4 00 6 00 0 2 00 18 0 16 0 . ±± . ± . ± . ± . . ± .. . a f e j a f a f Section 7.4 Work Done by a Varying Force P7.11 WF d x i f == z area under curve from x i to x f (a) x i = 0 x f = 800 . m W = area of triangle ABC AC = F H G I K J × 1 2 altitude, W 08 1 2 8 00 6 00 24 0 = F H G I K J ××= . m N J (b) x i = m x f = 10 0 . m W = area of CDE CE = F H G I K J × 1 2 altitude, W 81 0 1 2 = F H G I K J ×× = . N J af
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This note was uploaded on 12/14/2011 for the course PHY 203 taught by Professor Staff during the Fall '11 term at Indiana State University .

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