H.W/ A trimetallic bar is uniformly compressed by an axial force P = 40 KN applied through a rigid end plate (see Figure). The bar consists of a circular steel core surrounded by brass and copper tubes. The steel core has diameter 31.75 mm, the brass tube has outer diameter 44.45 mm, and the copper tube has outer diameter 57.15 mm. The corresponding moduli of clasticity are E= 206.8 GPa, Er = 110.3 GPa, and Ecu = 124.1 GPa. Calculate the compressive stresses ost, Obr and ocu in the steel, brass, and copper, respectively, due to the force P. Copper tube Brass tube 40KN Steel core 31.75 mm 44.45 mm 57.15 mm

H.W/ A trimetallic bar is uniformly compressed by an axial force P = 40 KN applied through a rigid end plate (see Figure). The bar consists of a circular steel core surrounded by brass and copper tubes. The steel core has diameter 31.75 mm, the brass tube has outer diameter 44.45 mm, and the copper tube has outer diameter 57.15 mm. The corresponding moduli of clasticity are E= 206.8 GPa, Er = 110.3 GPa, and Ecu = 124.1 GPa. Calculate the compressive stresses ost, Obr and ocu in the steel, brass, and copper, respectively, due to the force P. Copper tube Brass tube 40KN Steel core 31.75 mm 44.45 mm 57.15 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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Example/ A slab of steel in circular section with diameter 0.02m ana Tength 0.4m exposed into a tensile force F=3300 N with Modulus elasticity E =2x1010 Pa.