Exam1_Solutions - SampleExamSolutions 11...

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Sample Exam Solutions 1 1 You should show three unknown forces with labels and a known force (20*9.81=196.2N) in the figure. 1 2 Spring A stretch: 0.218m Spring B stretch: 0.327m 2 1 F = { 20.7 i + 77.3 k } N 2 2 Mz = 6.21 k Nm 3 1 F R = { 125 i – 1296 j } N, M R,B = 1760 k Nm You should show a force vector (magnitude: 1302N, directed toward down left with an angle of 84.5° from the x axis) applied at B, and a moment vector
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