Knowing that the couple shown acts in a vertical plane, deter-mine the stress at (a) point A, (b) point B.Ar = 0.75 in.M = 25 kip.in.1.2 in.B1.2 in.4.8 in.-Fig. P4.2

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Answered: Knowing that the couple shown acts in a…

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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4.2 Knowing that the couple shown acts in a vertical plane, de- the stress át (a) point A, (b) point B. ern A M = 5 kip in. 1:2-in, 1.6 in.! Fig. P4.2
The reaction components Cx and Cy at C have been determined. The pin at C has a cross-sectional area A. What is the correct expression to determine the average shear stress in the pin?
2 0:0. 5.pdf → الامتحان اليومي الثاني )ميكانيك المواد I I( Q: For the state of stress shown in fig. below. Determine the principle stress and the max. shearing stress .show all results on complete sketches of differential element. 60 MPa 80 MPa 80 MPa 20 MPa 20 MPa 60 MPa ريفان
The assembly in Fig. P-242 consists of a light rigid bar AB, pinned at O, that is attached to the steel and aluminum rods. In the position shown, bar AB is horizontal and there is a gap, A = 5 mm, between the lower end of the steel rod and its pin support at C. Compute the stress in the aluminum rod when the lower end of the steel rod is attached to its support. A 0.75 m O Steel A = 250 mm² E = 200 GPa 1.5 m Figure P-242 Aluminum L = 2 m A = 300 mm² E = 70 GPa B
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A plane element removed from a thin-walled cylindrical shell loaded in torsion is subject to the shearing stresses shown in Fig. 3-20. Determine the principal stresses existing in this element and the directions of the planes on which they occur. Ans. 50 MPa at 45° 50 MPa 50 MPa 50 MPa 50 MPa
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2. Determine the shearing stress in each of the four walls of a portion of a structural aluminum tubing when it is subjected to a torque of 3 kN-m assuming a uniform wall thickness of 4mm. A ( 51 ) mm В 100 mm 100 mm C D ( 51 ) mm
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Q1. 1.) Determine the state of stresses at an orientation of 20 degree clockwise from the element x-axis shown. у-аxis 2 MPa 3 MPa х-ахis 4 MPa
2.25. A system consists of two rigid end-plates, tied together by three horizontal bars as shown in Fig. 2-42. Through a fabrication error, the central bar, ②2, is 0.0005L too short. All bars are of identical cross section and of steel having E = 210 GPa. Find the stress in each bar after the system has mechanically been pulled together so that the gap A is closed. Ans σ-35 MPa σ = 70 MPa Fig. 2-42
Q.2) A rigid bar ACD is supported by two circular steel (E= 30x10° psi) rods AB & DE and a pin support at C. Bar ACD was horizontal prior to the application of load P. The tensile strain measured in rod AB after the application of the load is ɛ1= 0.003. Determine the rotation 0 of the bar ACD and the normal strain in rod DE. Also calculate the value of load P for these deformations. The diameters of rod AB and DE are 1.5 in. and 2 in, respectively. P - 4 ft 4 ft- 6 ft A Rigid (2) 6 ft 8 ft (1) E В

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Knowing that the couple shown acts in a vertical plane, deter- mine the stress at (a) point A, (b) point B. A r = 0.75 in. M = 25 kip.in. 1.2 in. B 1.2 in. 4.8 in.- Fig. P4.2