ch09-p059 - 59. As hinted in the problem statement, the...

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2 22 2 2 2 11 2 2 1 2 12 () 1 1 1 2 2 ( ) 2 2 ii mv K m m v mm + Δ= + = + which yields Δ K = –35 J. (Although it is not necessary to do so, still it is worth noting that algebraic manipulation of the above expression leads to Δ Kv = + 1 2 di rel 2 where v rel = v 1 v 2 ). Conservation of energy then requires 2 1 2 2( 35 J) 2 1120 N/m K kx K x k −Δ − − =−Δ ¡ == = 0.25 m. 59. As hinted in the problem statement, the velocity
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