- An aluminum right-circular cylinder surrounds a steel cylinder as shown. 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 x 10-6/° C, and for aluminum assume E = 70 GPa, a = 25 x 10-6/° C. 200 KN Ans. ost = 9 MPa, Gal = 15.5 MPa Club Am 80 mm -85 mm- 141 mm 500 mm

- An aluminum right-circular cylinder surrounds a steel cylinder as shown. 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 x 10-6/° C, and for aluminum assume E = 70 GPa, a = 25 x 10-6/° C. 200 KN Ans. ost = 9 MPa, Gal = 15.5 MPa Club Am 80 mm -85 mm- 141 mm 500 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. 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 x
10-6/° C, and for aluminum assume E = 70 GPa, a = 25 x
10-6/° C.
200 kN
Ans. ost = 9 MPa, oal = 15.5 MPa
80 mm-
85 mm-
141 mm.
500 mm

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