Determine the total change in the length of a copper bar having a uniform cross sectional diameter of 5 cm is subjected to axial forces shown in fig. Also, determine the value of force, P2. Take L1 = 1 m, L2 = 0.5 m, L3 = 0.75 mm and E = 120 GPa. 10 kN P2 25 kN 65 kN LI L2 L3

Determine the total change in the length of a copper bar having a uniform cross sectional diameter of 5 cm is subjected to axial forces shown in fig. Also, determine the value of force, P2. Take L1 = 1 m, L2 = 0.5 m, L3 = 0.75 mm and E = 120 GPa. 10 kN P2 25 kN 65 kN LI L2 L3

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 2.3.21P: A slightly tapered bar AB of solid circular crass section and length L is supported at end B and...

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Question

Determine the total change in the length of a copper bar having a
uniform cross sectional diameter of 5 cm is subjected to axial forces
shown in fig. Also, determine the value of force, P2. Take L1 = 1 m, L2 =
0.5 m, L3 = 0.75 mm and E = 120 GPa.
10 kN
P2
25 kN
65 kN
LI
- L2
L3

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