The vertical force P acts on the bottom of the rod having a negligible weight and a rectangular cross section. The rod has a thickness of t(mm) and Pacts along the center line of this thickness. a) Determine the shortest distance d to the edge of the rod at which it can be (eccentrically) applied so that it produces no compressive stresses on the rod at section a-a (Case in Figure A). b) What would be the maximum value of P for the given allowable stress Gall and Factor of safety F.S if P was applied at the middle of the rod (Figure B)? a b mm- P d 300 mm a 500 mm Figure A a a b a b mm P Figure B 300 mm a 500 mm

The vertical force P acts on the bottom of the rod having a negligible weight and a rectangular cross section. The rod has a thickness of t(mm) and Pacts along the center line of this thickness. a) Determine the shortest distance d to the edge of the rod at which it can be (eccentrically) applied so that it produces no compressive stresses on the rod at section a-a (Case in Figure A). b) What would be the maximum value of P for the given allowable stress Gall and Factor of safety F.S if P was applied at the middle of the rod (Figure B)? a b mm- P d 300 mm a 500 mm Figure A a a b a b mm P Figure B 300 mm a 500 mm

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter7: Analysis Of Stress And Strain

Section: Chapter Questions

Problem 7.3.25P: The stresses at a point on the down tube of a bicycle frame are trx= 4800 psi and t = -1950 psi (see...

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