4. The following shaft is simply supported at A and B, with bearing A as the thrust bearing (i.e., fixed in both the x and y directions), and bearing B is free to move in the x direction. All dimensions are in mm. The shaft diameter is "d". Find the largest normal stress at x = 40 mm. Combining the stresses using M is allowed for this res problem because the shaft is rotating. Find the shear stress at this same location (neglect contribution from transverse shear). Sketch the stress element showing this state of stress. y X Z Fr= 500 N Ft 1500 N (+ z direction) Fa=0 50 B 00 40 ← 60 Motor attaches to this end of shaft

4. The following shaft is simply supported at A and B, with bearing A as the thrust bearing (i.e., fixed in both the x and y directions), and bearing B is free to move in the x direction. All dimensions are in mm. The shaft diameter is "d". Find the largest normal stress at x = 40 mm. Combining the stresses using M is allowed for this res problem because the shaft is rotating. Find the shear stress at this same location (neglect contribution from transverse shear). Sketch the stress element showing this state of stress. y X Z Fr= 500 N Ft 1500 N (+ z direction) Fa=0 50 B 00 40 ← 60 Motor attaches to this end of shaft

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 7.3.24P: The stresses acting on a stress element on the arm of a power excavator (see figure) are ax= 52 MPa...

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