Question (4): A plastic bar ACB having two different solid circular cross sections is held between rigid supports as shown in the figure. The diameters in the left and right-hand parts are 50 mm and 75 mm, respectively. The corresponding lengths are 225 mm and 300 mm. Also, the modulus of elasticity E is 6.0 GPa, and the coefficient of thermal expansion a is 100 x 10-6/°C. The bar is subjected to a uniform temperature increase of 30°C.Calculate the following quantities: (1) the compressive force N in the bar; (2) the maximum compressive stress oc; and (3) the displacement d of point C. A 150 mm C 1-225 -225 mm- 75 mm -300 mm- B

Question (4): A plastic bar ACB having two different solid circular cross sections is held between rigid supports as shown in the figure. The diameters in the left and right-hand parts are 50 mm and 75 mm, respectively. The corresponding lengths are 225 mm and 300 mm. Also, the modulus of elasticity E is 6.0 GPa, and the coefficient of thermal expansion a is 100 x 10-6/°C. The bar is subjected to a uniform temperature increase of 30°C.Calculate the following quantities: (1) the compressive force N in the bar; (2) the maximum compressive stress oc; and (3) the displacement d of point C. A 150 mm C 1-225 -225 mm- 75 mm -300 mm- B

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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