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The figure shows a 1.5 inch diameter shaft mounted in bearings at A and D and having pulleys at B and C. The forces shown acting on the pulley surfaces represent the belt tensions. Considering static loading, determine the principal stresses in the shaft? 6-in D. 300 lbf 50 lbf 27 lbf 360 lbfID 8-in D.6 in B8 in A 8 in

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300+50-30」be 8 Tate moment about A Ay Dy =-127. 2731bf Ay = -222.727 Jbf 2- 墮 Tare mment about A mcy 1688.714 dbl-in Mg: Preg2 T = 1000 」be-in Td3 Tyy Psincipa st ex3e 1. SOI KSI xy 0.361 KSİ σ

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