The rigid bar ACE is supported by two steel rods AB and CD (Esteet = 200 GPa) with the cross sectional areas of each rod is given as shown in Figure Q2. (a) Determine the position d of the 30 kN load so that the average normal stress in each rod is the same.

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 2.7.6P: The truss ABC shown in the Figure is subjected to a horizontal load P at joint B. The two bars are...
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QUESTION 2
The rigid bar ACE is supported by two steel rods AB and CD (Esteel = 200 GPa) with the
cross sectional areas of each rod is given as shown in Figure Q2.
(a) Determine the position d of the 30 kN load so that the average normal stress in each rod
is the same.
(b) Find the strain in rod CD, ɛcD
(c) Determine the horizontal displacement of point E
1.2 m
ACD = 600 mm?
0.8 m
E
30 kN
AAB = 900 mm2
d
B
1.8 m
Figure Q2
Transcribed Image Text:QUESTION 2 The rigid bar ACE is supported by two steel rods AB and CD (Esteel = 200 GPa) with the cross sectional areas of each rod is given as shown in Figure Q2. (a) Determine the position d of the 30 kN load so that the average normal stress in each rod is the same. (b) Find the strain in rod CD, ɛcD (c) Determine the horizontal displacement of point E 1.2 m ACD = 600 mm? 0.8 m E 30 kN AAB = 900 mm2 d B 1.8 m Figure Q2
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