Question: A simple pin - connected truss is loaded and supported as shown. The yield strength in the element AC is 2 7 5 MPa .

A simple pin-connected truss is loaded and supported as shown. The yield
strength in the element AC is 275 MPa . All members of the truss are aluminum
pipes that have an cross-sectional area of .001m2. Determine the allowable
force P in kN . Assume truss dimensions of a=11m,b=7m, and c=4m.
image from Mechanics of Materials: An Integrated Learning System: Timothy
A. Philpot; Jeffery S. Thomas
A simple pin - connected truss is loaded and

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