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 x 10rC. Ans. o=9 MPa, o = 15.5 MPa 200 N S00 mm N0 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 x 10rC. Ans. o=9 MPa, o = 15.5 MPa 200 N S00 mm N0 mm 85 mm 141 mm

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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