3. Two rods are assembled with area, modulus of elasticity, and coefficient of thermal expansion as indicated below. Determine a) The force in the rods after a temperature increase of 190°F; The corresponding final length of the aluminum rod. b) 0.017 in. 11 in. Bronze A = 2.75 in.² E = 15 x 106 psi a = 10.1 x 10-6/°F 14 in. Aluminum A = 3.33 in.² E = 10 x 106 psi a = 12.8 x 10-6/°F

3. Two rods are assembled with area, modulus of elasticity, and coefficient of thermal expansion as indicated below. Determine a) The force in the rods after a temperature increase of 190°F; The corresponding final length of the aluminum rod. b) 0.017 in. 11 in. Bronze A = 2.75 in.² E = 15 x 106 psi a = 10.1 x 10-6/°F 14 in. Aluminum A = 3.33 in.² E = 10 x 106 psi a = 12.8 x 10-6/°F

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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Concept explainers

Dependence on mechanical properties

The mechanical properties of materials are those structures that include the reaction to the load used. Metal switching features determine the scope of the usefulness of the content and establish the expected service life. Machine structures are also used to help distinguish and identify material objects. The most common mechanical properties considered are strength, ductility, stiffness, impact resistance, and resilience to fractures.

Question

3.
Two rods are assembled with area, modulus of elasticity, and coefficient of thermal expansion as
indicated below. Determine
a)
The force in the rods after a temperature increase of 190°F;
The corresponding final length of the aluminum rod.
b)
0.017 in.
11 in.
Bronze
A = 2.75 in.²
E = 15 x 106 psi
a = 10.1 x 10-6/°F
14 in.
Aluminum
A = 3.33 in.²
E = 10 x 106 psi
a = 12.8 x 10-6/°F

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