A 10 mm x 10 mm square rod fabricated from 2014-T6 aluminum is subjected to fatigue loading along its axis. Assume the mean stress is 200 MPa and that the data shown below was taken at the same mean stress. Stress amplitude, S (MPa) 500 400 300 200 100 1045 steel 80 70 60 50 40 2014-T6 aluminum alloy 30 Red brass 10 10% 10 10 10' 10 10 1010 Cycles to failure, N 20 10 Stress amplitude (10 psi) a) Compute the maximum and minimum loads that should be applied to give a fatigue life of 1,000,000 cycles (12 pts). b) If the tensile strength of this material is 500 MPa, sketch a linear Goodman diagram (label axes and values) for this material with contours for 10 and 10 cycles. (6 pts) c) Does this material have an endurance limit (2 pts)?