Question: An aluminum specimen of circular cross section, 0.50 in. in diameter, ruptured under a tensile load of 12,000 lb. The plane of failure was found to be at 48° with a plane perpendicular to the longitudinal axis of the specimen
a. Compute the shear stress on the failure plane.
b. Compute the maximum tensile stress.
c. Compute the tensile stress on the failure plane.