Axial loads are applied with rigid bearing plates to the solid cylindrical rods shown. The normal stress in aluminum rod (1) must be limited to 19 ksi, the normal stress in brass rod (2) must be limited to 22 ksi, and the normal stress in steel rod (3) must be limited to 13 ksi. Determine the minimum diameter required for each of the three rods. Assume P = 7 kips, Q = 2 kips, R = 16 kips and S = 20 kips. PartCalculate the internal force (positive if tensile, negative if compresive) in rod (2). Use a FBD cutting through the rod in the sectionthat includes the free end A.Answer: F₂ =Save for LaterPart 3Answer: F3 = ikipsSave for LaterCalculate the internal force (positive if tensile, negative if compressive) in rod (3). Use a FBD cutting through the rod in the sectionthat includes the free end A.Attempts: 0 of 1 usedkips.Submit AnswerAttempts: 0 of 1 used Submit Answer Aer (1) VQ(2)(3)BRCDFirst: Calculate the internal force (positive if tensile, negative if compresive) in rod (1). Use a FBD cutting through the rod in thesection that includes the free end A.Answer: F₁ = ikips.

Answered: Image /qna-images/answer/c6c54012-7cfd-4b86-ac20-ad60ccce4765.jpg

Axial loads are applied with rigid bearing plates to the solid cylindrical rods shown. The normal stress in aluminum rod (1) must be limited to 19 ksi, the normal stress in brass rod (2) must be limited to 22 ksi, and the normal stress in steel rod (3) must be limited to 13 ksi. Determine the minimum diameter required for each of the three rods. Assume P = 7 kips, Q = 2 kips, R = 16 kips and S = 20 kips.

Axial loads are applied with rigid bearing plates to the solid cylindrical rods shown. The normal stress in aluminum rod (1) must be limited to 19 ksi, the normal stress in brass rod (2) must be limited to 22 ksi, and the normal stress in steel rod (3) must be limited to 13 ksi. Determine the minimum diameter required for each of the three rods. Assume P = 7 kips, Q = 2 kips, R = 16 kips and S = 20 kips.

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter11: Columns

Section: Chapter Questions

Problem 11.3.10P: Repeat Problem 11.3-9. Use two C 150 × 12.2 steel shapes and assume that E = 205 GPa and L = 6 m.

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