Axial loads are applied with rigid bearing plates to the solid cylindrical rods shown in the figure. One load of P = 30 kips is applied to the assembly at A, two loads of Q = 20 kips are applied at B, and two loads of R = 35 kips are applied at C. The normal stress magnitude in aluminum rod (1) must be limited to 15 ksi. The normal stress magnitude in steel rod (2) must be limited to 33 ksi. The normal stress magnitude in brass rod (3) must be limited to 22 ksi. Determine the minimum diameter required for each of the three rods. (1) P R В D di in. d2 = i in. dz = i in.

Axial loads are applied with rigid bearing plates to the solid cylindrical rods shown in the figure. One load of P = 30 kips is applied to the assembly at A, two loads of Q = 20 kips are applied at B, and two loads of R = 35 kips are applied at C. The normal stress magnitude in aluminum rod (1) must be limited to 15 ksi. The normal stress magnitude in steel rod (2) must be limited to 33 ksi. The normal stress magnitude in brass rod (3) must be limited to 22 ksi. Determine the minimum diameter required for each of the three rods. (1) P R В D di in. d2 = i in. dz = i in.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Question

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Axial loads are applied with rigid bearing plates to the solid cylindrical rods shown in the figure. One load of P = 30 kips is applied to
the assembly at A, two loads of Q = 20 kips are applied at B, and two loads of R = 35 kips are applied at C. The normal stress
magnitude in aluminum rod (1) must be limited to 15 ksi. The normal stress magnitude in steel rod (2) must be limited to 33 ksi. The
normal stress magnitude in brass rod (3) must be limited to 22 ksi. Determine the minimum diameter required for each of the three
rods.
(1)
R
В
D
di
in.
d2 =
i
in.
dz =
i
in.

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