8kProblem # 24 ftUse the Virtual Work asthe displacementmethod.1 in.?2 in.?1 in.1 in.E = 29000 ksiBDetermine the force in each member of the truss. The cross-sectional area of each member is indicated in the figure.Assume the members are pin-connected at their ends.

Answered: 8k Problem # 2 D Use the Virtual Work…

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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Analyze the howe truss with the given dead load as shown in the figure. a. Find the length of all members of the truss. b. Find the stress (in kN) of all members and determine if its compression or tension. C. Find the Rav and Rgv Please answer with complete solution.
A pin-connected structure is supported and loaded as shown. Member ABCD is rigid and is horizontal before the load P is applied. Bars (1) and (2) are both made from steel [E = 30,000 ksi] and both have a cross-sectional area of 1.5 in.². Assume lengths of a = 44 in., b = 68 in., c = 28 in., L₁ = 70 in., and L₂ = 120 in. The normal stress in bars (1) and (2) must be limited to 60 ksi. Determine the maximum load P that may be applied to the rigid bar. Answer in kips rounded-off to 2 decimal places. L₁ (1) Rigid bar L₂ (2) D
A pin-connected structure is supported and loaded as shown. Member ABCD is rigid and is horizontal before the load P is applied. Bars (1) and (2) are both made from steel [E = 30,000 ksi] and both have a cross-sectional area of 1.5 in.2. Assume lengths of a = 44 in., b = 68 in., c = 28 in., L₁ = 50 in., and L₂ = 100 in. The normal stress in bars (1) and (2) must be limited to 40 ksi. Determine the maximum load P that may be applied to the rigid bar. Answer in kips rounded-off to 2 decimal places. L₁ Rigid bar L2 (2) D
Rigid bar DB in the figure is supported at pin B by axial member ABC, which has a cross-sectional area of A1 = A2 = 85 mm², an elastic modulus of Ej = E2 = 1000 MPa, and lengths of L = 390 mm and L2 = 645 mm. Aload of Q = 555 N is applied at end Cof member (2), and a load of P = 1425 N is applied to the rigid bar at a distance of a = 85 mm from pin support D and b = 45 mm from pin B. Determine the magnitudes of the downward deflections of: (a) pin B. (b) pin C. A |(1) Rigid bar B a b. L2 (2) (a) VB = i mm (b) vc = i mm
1. For the roof truss shown in Figure 3, determine the force present in ele- ment GH and in each element located to the right of GH. Also, establish whether the elements are in tension or compression. (I suggest you start from node M applying the method of nodes until you get to element GH) -2.4 m--2.4 m-1.2 m-2.4 m--2.4 m--1.2 m- 1.5 kN 1.5 kN 1.5 kN 1.5 kN D VI 1.5 kN 1 kN В 2.5 m E K 1 kN 1m H M F
#4 correct units pls
The truss ABC is constructed of three titanium (E Ti =17.4×10 3 ksi) members. A horizontal force of 1.8 kip and an unknown force P are applied to the truss at point B as shown. Member AB has a cross-sectional area of 0.1in 2 , member BC has a cross-sectional area of 0.0025ft 2 , and member AC has a cross-sectional area of 0.2 in2. b) Determine the magnitude of the force P that is required to displace the roller at point C to the right by .03 inches.
For the steel truss (E=29 × 106 psi) and loading shown, determine the deformations of members AB and AD, knowing that their cross- sectional areas are 4.0 in2 and 2.8 in2, respectively. It is given that P= 50 kips. P A B 8 ft D C -13 ft- -13 ft- The deformation of member AB is - in. The deformation of member AD is in.
For the truss shown, F1=240KN and F2=720KN. Determine the forces in the rod BD and the rod BE (unit of length is m). D Figure Q3
A pin-jointed truss ABC shown below consists of two links AB and BC. These links are 6 mm thick and 20 mm wide as shown. There are support brackets at A and C. All pins are 12 mm in diameter and a vertical force, P = 9 kN is applied at pin B as shown. The angle 0 =38 deg. and the angle ẞ = 0 + 20 deg. The normal stress in link AB is (The result is accurate to one decimal place, in the unit MPa. Please write down only the value of your final result) · 12mm 9 20mm -1.0m⋅ B
For the truss shown and loading, determine the axial stress in member BH in ksi. Use two decimal places. Express your answer in absolute value. Assume the sectional areas of the following: Top and bottom members = 1.80 in² Web members = 0.90 in² B 20 kip с 40 kip 6 ft @ 4 = 24 ft D 6 ft
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8k Problem # 2 D Use the Virtual Work as 1 in.? the displacement method. E = 29000 ksi B Determine the force in each member of the truss. The cross- sectional area of each member is indicated in the figure. Assume the members are pin-connected at their ends.