고체역학 (Beer) · Stress and Strain—Axial Loading · Problem 2.60
고체역학 (Beer) — Stress and Strain—Axial Loading: Problem 2.60
2.60 At room temperature (20°C) a 0.5-mm gap exists between the ends of the rods shown. At a later time when the temperature has reached 140°C, determine (a) the normal stress in the aluminum rod, (b) the change in length of the aluminum rod.
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