# ENGR-25_HW-01_Solution.ppt 1 Bruce Mayer, PE Engineering/Math/Physics 25: Computational Methods Bruce Mayer, PE Licensed Electrical.

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BMayer@ChabotCollege.edu ENGR-25_HW-01_Solution.ppt 1 Bruce Mayer, PE Engineering/Math/Physics 25: Computational Methods Bruce Mayer, PE Licensed Electrical & Mechanical Engineer BMayer@ChabotCollege.edu Engineering 25 Chp4 Tutorial: Prob 4.35 Solution

BMayer@ChabotCollege.edu ENGR-25_HW-01_Solution.ppt 2 Bruce Mayer, PE Engineering/Math/Physics 25: Computational Methods Problem 4.35  The Situation Cable Supported Weight = 6ft 3ft = = 2000 lbs = 2 kip  Find Minimum Value for L AC subject to Constraint T AB & T AC Both ≤2000 lbs

BMayer@ChabotCollege.edu ENGR-25_HW-01_Solution.ppt 3 Bruce Mayer, PE Engineering/Math/Physics 25: Computational Methods Develop Solution on BD

BMayer@ChabotCollege.edu ENGR-25_HW-01_Solution.ppt 4 Bruce Mayer, PE Engineering/Math/Physics 25: Computational Methods When in Doubt → Plot  Plot T AB & T AC vs L AC  Locate L ACmin TAB Limits  4.05 ft

BMayer@ChabotCollege.edu ENGR-25_HW-01_Solution.ppt 5 Bruce Mayer, PE Engineering/Math/Physics 25: Computational Methods When in Doubt → Plot  Zoom-In on Answer  Locate L ACmin more Precisely TAB Limits  4.025 ft

BMayer@ChabotCollege.edu ENGR-25_HW-01_Solution.ppt 6 Bruce Mayer, PE Engineering/Math/Physics 25: Computational Methods

BMayer@ChabotCollege.edu ENGR-25_HW-01_Solution.ppt 7 Bruce Mayer, PE Engineering/Math/Physics 25: Computational Methods

BMayer@ChabotCollege.edu ENGR-25_HW-01_Solution.ppt 8 Bruce Mayer, PE Engineering/Math/Physics 25: Computational Methods

BMayer@ChabotCollege.edu ENGR-25_HW-01_Solution.ppt 9 Bruce Mayer, PE Engineering/Math/Physics 25: Computational Methods

BMayer@ChabotCollege.edu ENGR-25_HW-01_Solution.ppt 10 Bruce Mayer, PE Engineering/Math/Physics 25: Computational Methods

BMayer@ChabotCollege.edu ENGR-25_HW-01_Solution.ppt 11 Bruce Mayer, PE Engineering/Math/Physics 25: Computational Methods The Command Session >> run Prob4_35_Loaded_Cables Minimum value for LAC in ft = 4.0260 TAB at LACminimum in kip => 1.9993 TAC at LACminimum in kip => 1.7878 Support Angle at LACminimum in ° => 36.8932 index of LACmin => 139

BMayer@ChabotCollege.edu ENGR-25_HW-01_Solution.ppt 12 Bruce Mayer, PE Engineering/Math/Physics 25: Computational Methods

BMayer@ChabotCollege.edu ENGR-25_HW-01_Solution.ppt 13 Bruce Mayer, PE Engineering/Math/Physics 25: Computational Methods TriAngle Template

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