Assignment

Combined Loading Results
for an Aluminum Beam

Spreadsheet

Summary of Results

Experimental
Equation Stress = (1598.8 psi/in)*(Gage Position) - (1606.7 psi)

Theoretical
Equation Stress = (1613.9 psi/in)*(Gage Position) - (1647.5 psi)

Experimental
Results Theoretical
Values Percent
Difference

Neutral Axis Location
(measured from the centroid) 1.0049 in 1.0208 in 1.5%

Stress on Compressive Side -4404.6 psi -4471.8 psi 1.5%

Stress on Tensile Side 1191.2 psi 1176.8 psi 1.2%

Experimental Equation	Stress = (1598.8 psi/in)*(Gage Position) - (1606.7 psi)
Theoretical Equation	Stress = (1613.9 psi/in)*(Gage Position) - (1647.5 psi)

	Experimental Results	Theoretical Values	Percent Difference
Neutral Axis Location (measured from the centroid)	1.0049 in	1.0208 in	1.5%
Stress on Compressive Side	-4404.6 psi	-4471.8 psi	1.5%
Stress on Tensile Side	1191.2 psi	1176.8 psi	1.2%