Homework Help: college, structures

Posted by jai on Thursday, December 11, 2008 at 2:20pm.

the rectangular steel bar shown supports a concentric load of 13000lbf. Both ends are fixed. If te modulus of elasticity is 29x10^6 lbf/in^2, what is the maximum length the rod can be without experiencing buckling failure?

P=13,000 lbf
|
_________________ .75 in
| _______
| | |
| | | 1.25 in
L | | |
| -------
|
| cross section
_________________
|
P=13,000 lbf

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