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posted by  moktar the fox on 9/15/2008 8:01:50 PM  |  status: Live  

Mechanics of Materials (axial loading)

Course Textbook Chapter Problem
Mechanics of Materials N/A N/A N/A
Question Details:
    

L = 2 m = 2000 mm
δ = 1 mm
A(cross-section area) = 40 mm^2
k = 30 GPa
σ (allowable) = 20 MPa

Three concrete columns support the rigid platform. From the properties given determine
the maximum load that will not exceed an allowable stress of 20 MPa in the columns. The center columns is initially 1 mm too long
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