7 ft 5 ft 8 ft The assembly shown above includes column AB, which has the following properties: • Pinned (top and bottom) for buckling about x-axis Free at top and fixed at bottom for buckling about y-axis • Circular cross-section with 8-inch diameter • E = 10000 ksi Which of the following is closest to the critical buckling force of column AB? O Per = 269 kip O Per = 1080 kip O Per = 538 kip O Per = 135 kip

7 ft 5 ft 8 ft The assembly shown above includes column AB, which has the following properties: • Pinned (top and bottom) for buckling about x-axis Free at top and fixed at bottom for buckling about y-axis • Circular cross-section with 8-inch diameter • E = 10000 ksi Which of the following is closest to the critical buckling force of column AB? O Per = 269 kip O Per = 1080 kip O Per = 538 kip O Per = 135 kip

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter11: Columns

Section: Chapter Questions

Problem 11.2.14P: An idealized column is composed of rigid bars ABC and CD joined by an elastic connection with...

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Concept explainers

Buckling of columns

The column is described as a vertical member of the structure that carries an axial compressive load, and buckling is a lateral deformation of the column under the application of load.

Question

7 ft
5 ft
The assembly shown above includes column AB, which has the following properties:
Pinned (top and bottom) for buckling about x-axis
Free at top and fixed at bottom for buckling about y-axis
Circular cross-section with 8-inch diameter
E = 10000 ksi
Which of the following is closest to the critical buckling force of column AB?
O Per = 269 kip
O Per = 1080 kip
O Per = 538 kip
O Per = 135 kip

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