An aluminum right-circular cylinder surrounds a steel cylinder as shown in Fig. 1-29. The axial compressive load of 200 kN is applied through the rigid cover plate shown. If the aluminum cylinder is originally 0.25 mm longer than the steel before any load is applied, find the normal stress in each when the temperature has dropped 20 K and the entire load is acting. For steel take E = 200 GPa, a = 12 × 10°°C, and for aluminum assume E = 70 GPa, a= 25 × 10ºC. 200 kN 500 mm 80 mm -85 mm- 141 mm

An aluminum right-circular cylinder surrounds a steel cylinder as shown in Fig. 1-29. The axial compressive load of 200 kN is applied through the rigid cover plate shown. If the aluminum cylinder is originally 0.25 mm longer than the steel before any load is applied, find the normal stress in each when the temperature has dropped 20 K and the entire load is acting. For steel take E = 200 GPa, a = 12 × 10°°C, and for aluminum assume E = 70 GPa, a= 25 × 10ºC. 200 kN 500 mm 80 mm -85 mm- 141 mm

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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Question

An aluminum right-circular cylinder surrounds a steel cylinder as shown in Fig. 1-29. The axial compressive
load of 200 kN is applied through the rigid cover plate shown. If the aluminum cylinder is originally 0.25 mm
longer than the steel before any load is applied, find the normal stress in each when the temperature has dropped
20 K and the entire load is acting. For steel take E = 200 GPa, a = 12 × 10°°C, and for aluminum assume
E = 70 GPa, a= 25 × 10ºC.
200 kN
500 mm
80 mm
-85 mm-
141 mm

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