Mechanics of Materials (10th Edition)
10th Edition
ISBN: 9780134319650
Author: Russell C. Hibbeler
Publisher: PEARSON
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Chapter 10.6, Problem 10.58P
To determine
The increase factor by which the stiffness of the material, or the apparent modulus of elasticity.
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The stepped rod is made up of two different materials A and B of lengths 80 cm and 1.2 m respectively. The diameters of materials B and A are 2.5 and 3.5 cm respectively. The modulus of elasticity of materials A and B are 250 and 150 GPa respectively. The elongation of the rod is the same for both the materials. A total tensile load of 40 kN is applied to both the materials A and B together. Calculate the load in each material.
Problem #2: If the gap between C at the rigid wall at D is initially 0.15 mm, determine the
support reactions at A and D when the force P = 200 kN. The assembly is made of A-36 steel.
Assume E = 200 GPa.
600 mm
600 mm
0.15 mm
P
|A
В
25 mm
50 mm
A 20-mm-wide block is firmly bonded to rigid plates at its top and bottom. When the force P is applied the block deforms into the shape shown by the dashed line. Determine the magnitude of P. The block’s material has a modulus of rigidity of G = 26 GPa. Assume that the material does not yield and use small-angle analysis.
Chapter 10 Solutions
Mechanics of Materials (10th Edition)
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