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1. A solid round bar with a diameter of 2.1 in is subject to a torque that oscillates between -200 lb-ft and 200 lb-ft. It is
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(a) Mean Stress + 11 (-200) +200 2 2 Amplitude Staessa T-T2 -200-6200) According to Soderberg Im Ty 200 M td Te 2400 lb-ft mNotation: * ve S - Connected Endurance Strength ultimate strength Tensile Strength Bending stress. Se

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