11-87. The two salid steel rods are bolted together along their length and support the loading shown. Assume the support at A is a pin und B is a roller. Determine the required diameter d of each of the rods if the allowable bending stress is oulo = 130MPa. *11-88. Solve Prob. 11-87 if the rods are rotated 90° so that both rods rest an the supports at A (pin) and B (roller). 80 kN 20 kNjm 2m 2m

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