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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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.