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TucsonGuy
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An A-frame made up of two uniform 150N, 3 m long beams pinned at the apex and resting on a frictionless floor. The base of each
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(1/2)*K*x^2 = (1/2)*m*v^2 K-Spring constant, 1102 N/m x-Compression distance, 4.44cm = .0444m m-Mass of physics book, 442 g = .442 Kg Re-arrange: v = x*(K/m)^0.5 v = .0444*(1102/.442)^0.5 v = 2.22 m/s
