ch28-p060 - 60 Eq 28-39 gives U = B = B cos so at =...

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60. Eq. 28-39 gives U = −µ · B = −µ B cos φ , so at = 0 (corresponding to the lowest point on the graph in Fig. 28-52) the mechanical energy is K + U = K o + ( −µ B ) = 6.7 × 10 4 J + ( 5 × 10 4 J) = 1.7 × 10 4 J. The turning point occurs where K = 0, which implies
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This note was uploaded on 06/03/2011 for the course PHY 2049 taught by Professor Any during the Spring '08 term at University of Florida.

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