Given those members (1), (2), and (3) have Young's modulus E =107 psi and a yield stress o_y= 60 × 103 psi, and that each member has a solid circular cross-section with a diameter of d = 1in, we must determine the maximum length L that can be utilized without buckling based on Euler's theory of buckling, given that a force P= 10 kips is applied to joint C. wwwwww B (2) (1) P cos 0 sin 0=

Given those members (1), (2), and (3) have Young's modulus E =107 psi and a yield stress o_y= 60 × 103 psi, and that each member has a solid circular cross-section with a diameter of d = 1in, we must determine the maximum length L that can be utilized without buckling based on Euler's theory of buckling, given that a force P= 10 kips is applied to joint C. wwwwww B (2) (1) P cos 0 sin 0=

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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Problem 1: Steel rod AC (E=200GPA) having a cross sectional area of 250 mm?, jointly support the 10 kN load with spring DE having a flexibility of 0.0005mm/N and an unstretched length of 9m. Bar BCE is rigid. Assuming that there was no slack or stress in rod AC or spring DE before the load was applied; a. Determine the ratio of the deformation of rod AC to spring DE. b. Determine the force on rod AC in kN. 12m 9m E c. Determine the force on spring DE (kN). 12m 4m
Q2. The pin-connected frame is subjected to the force Fas shown. The dimensions are 4-4.0 ft, - 2.6 ft. and -3.9 ft. Member BC is made of steel (E- 29000 ksi), and has rectangular cross-section, with b- 13 in. and h=4.1 in. The supports at B and Cact as pins for x-x axis buckling and as fixed supports for y yaxis buckling. Determine the greatest load F(in the unit of kip) the beam will support without causing member BC to buckle. Please pay attention: the numbers may change since they are randomized. Your answer must include 2 places after the decimal point. Your Answer:
Members BC and DE are 50 mm wide and 16 mm thick and made of steel (E = 200 GPa). Member AF is rigid. For a load of P = 60 kN, determine 500 mm (a) the normal stress in member BC, В C (b) the normal stress in member DE, 250 mm E (c) the displacement of point A. D Assume BC and DE do not yield or buckle. 250 mm F 500 mm- 650 mm
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