Axial loads are applied with rigid bearing plates to the solid cylindrical rods shown in the figure. One load of P = 35 kips is applied to the assembly at A, two loads of Q = 25 kips are applied at B, and two loads of R = 40 kips are applied at C. The normal stress magnitude in aluminum rod (1) must be limited to 20 ksi. The normal stress magnitude in steel rod (2) must be limited to 31 ksi. The normal stress magnitude in brass rod (3) must be limited to 20 ksi. Determine the minimum diameter required for each of the three rods.

Axial loads are applied with rigid bearing plates to the solid cylindrical rods shown in the figure. One load of P = 35 kips is applied to the assembly at A, two loads of Q = 25 kips are applied at B, and two loads of R = 40 kips are applied at C. The normal stress magnitude in aluminum rod (1) must be limited to 20 ksi. The normal stress magnitude in steel rod (2) must be limited to 31 ksi. The normal stress magnitude in brass rod (3) must be limited to 20 ksi. Determine the minimum diameter required for each of the three rods.

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter2: Axially Loaded Members

Section: Chapter Questions

Problem 2.11.6P: A rigid bar AB is pinned al end A and is supported by a wine CD and loaded by a force P at end B...

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