SITUATION 2: The steel truss supports a 6000-lb load. Thecross-sectional areas of the members are 0.5 in.2 for AB and0.75 in.? for BC. E = 29 x 106 psi.15 ft7. Compute the elongation of bar AB8. Compute the elongation of bar BC9. Compute the strain energy of the two bars10. Compute the horizontal displacement of B11. Compute the vertical displacement of B9 ftB12 ftC6000 lb

Answered: Image /qna-images/answer/ac31f775-a10b-4ca5-b10a-370117031dee.jpg

Answered: SITUATION 2: The steel truss supports 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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The members of the truss shown have identical cross- 3P sectional area of 200 mm². Determine the largest force P that can be applied to the truss if the allowable stress in member AD and the axial displacement of member AB is not to exceed 40 MPa and 0.1 mm, respectively. The elastic modulus of the members is 70 Gpa. A P 0.9 m D E -1.2 m 1.2 m-
6. A truss ABC is subjected to a load F=10kN at pin D. The outside and inside diameters of bar AB are D=50mm and d=40mm respectively. The material is Q235 steel with E=200GPa, Ap=100 and ng=3. Check the stability of bar AB. 1500 500 30° F
134.439 is not the answer. Thank You
Determine the stress in each member of the truss shown. Get first the value of RAv then Find the value 0f AD at JOINT A.
2.54 The rigid bar AB of negligible weight is supported by a pin at 0. When the two steel rods are attached to the ends of the bar, there is a gap A between the lower end of the left rod and its pin support at C. After attachment, the strain in the left rod is 1.5 x 10-3. What is the length of the gap A? The cross-sectional areas are 300 mm? for rod AC and 250 mm² for rod BD. Use E = 200 GPa for steel. A B 0.75 m -1.5 m 2 m FIG. P2.53, P2.54
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The members of the truss are 25mmx50mm in cross-section. Determine the maximum load P that can beapplied so that the stresses will not exceed 100 MPa intension or 70 MPa in compression.
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The cantilevered beam is made from the Z-section having the cross section shown in (Figure 1). Figure 2.25 in. 2 in. B 3 in. HH 0.25 in. 0.25 in. 0.25 in. 1 of 1 P Part A If it supports the two loadings P = 30 lb, determine the bending stress at the wall in the beam at point B. Use My Iz+MzIyz IyIz-12 MzIy+MyIyz IyIz-12/ € ) ₂ + (² - Express your answer in kilopounds per square inch to three significant figures. OB= Submit Provide Feedback V ΑΣΦ ↓↑ vec Request Answer ? ksi
The rigid bar ABC shown is hinged at A and supported by a steel rod at B. Determine the load P that can be applied at C if the stress in the steel rod is limited to 37 ksi and the vertical movement of end C must not exceed 0.1 in. Let a = 3 ft. and b = 2 ft. Consider only the load based on the deformation at C. Answer must be in kips. Steel L= 4 ft A = 0.50 in? E = 29 x 10° psi a ft. b ft.
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The truss is subjected to the system of forces as shown in the following figure. The truss is supported by a pin at A and a pin at E. If P1 = P2 = 4 kN, the force in member (CB) is equal to. %3D A 30° 30° OC E D 3 m 3 m P1 P2 Select one: a. 4.618 kN - Tension b. 8 kN - Compression C. 2 kN - Tension d. 8 kN - Tension

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