Q15. The rigid bar is supported by steel rods (E = 200,000 MPa) (AB, CD and EF) and hinge as shown in the following figure. The cross section of the steel rods is 250mm2. If the deformation of point M is 0.05mm, please determine the concentrated force F.

Q15. The rigid bar is supported by steel rods (E = 200,000 MPa) (AB, CD and EF) and hinge as shown in the following figure. The cross section of the steel rods is 250mm2. If the deformation of point M is 0.05mm, please determine the concentrated force F.

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter8: Applications Of Plane Stress (pressure Vessels, Beams, And Combined Loadings)

Section: Chapter Questions

Problem 8.3.10P: Solve the preceding problem if F =90 mm, F = 42 kN, and t = 40°MPa

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Question

Q15. The rigid bar is supported by steel rods (E = 200,000 MPa) (AB, CD and EF) and hinge as shown in
the following figure. The cross section of the steel rods is 250mm2. If the deformation of point M is
0.05mm, please determine the concentrated force F.
Answer:
F=?kN
Rigid rod
A
E
M
250mm
400mm
400mm
400mm
400mm
500mm
В
F

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