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The #2 column is 0.010 inches shorter than columns #1 and #3. The top and the bo

ID: 1861835 • Letter: T

Question

The #2 column is 0.010 inches shorter than columns #1 and #3. The top and the bottom members can be considered rigid and all made of the same material and cross sections. FIND: the load carried by each of the 3 vertical bars. For steel E = 30*106psi.


The #2 column is 0.010 inches shorter than columns #1 and #3. The top and the bottom members can be considered rigid and all made of the same material and cross sections. FIND: the load carried by each of the 3 vertical bars. For steel E = 30*106psi.

Explanation / Answer

taking the deflection of rigid bar in which force is negligible ,,

force on 1st column = 200,ooo lb

force on 3rd column = 200,000 lb

force on 2nd column = 0