Problem 1-9 - MACHINE DESIGN - An 1-9-1 PROBLEM 1-9 Prepare...

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1-9-1 PROBLEM 1-9 Statement: Prepare a Mathcad template from which the mass properties for the solids shown in Appendix B can be calculated. Units: blob lbf sec 2 . in Solution: See Appendix B and Mathcad file P0109. 1. Rectangular prism, let: a 2 in . b 3 in . c 4 in . γ 0.28 lbf . in 3 . Volume Va b . c . V 24.000 in 3 = Mass M V . g M 0.017 blob = Moment about x -axis I x Ma 2 b 2 . 12 I x 0.019 blob in 2 . = Moment about y -axis I y Ma 2 c 2 . 12 I y 0.029 blob in 2 . = Moment about z -axis I z Mb 2 c 2 . 12 I z 0.036 blob in 2 . = Radius of gyration about x -axis k x I x M k x 1.041 in = Radius of gyration about y -axis k y I y M k y 1.291 in = Radius of gyration about z -axis k z I z M k z 1.443 in = 2. Cylinder, let: r 2 in . L 3 in . 0.30 lbf . in 3 . Volume V π r 2 . L . V 37.699 in 3 = Mass M V . g M 0.029 blob = Moment about x -axis I x Mr 2 . 2 I x 0.059 blob in 2 . = P 0109.mcd
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Problem 1-9 - MACHINE DESIGN - An 1-9-1 PROBLEM 1-9 Prepare...

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