*4-12 The truss is made of three A-36 steel members, eachhaving a cross-sectional area of 400 mm². Determine the mag-nitude P required to displace the roller to the right 0.2 mm.0.8 m0.8 mPBY5 KN-0.6 m→C

Answered: *4-12 The truss is made of three A-36…

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 force in each member of following truss.
A 13-mm-diameter steel (E = 193 GPa) rod (2) is connected to a 27-mm-wide by 10-mm-thick rectangular aluminum (E = 72 GPa) bar (1), as shown. Assume L1 = 0.74 m and L2 = 1.38 m. Determine the force P (in kN rounded to the nearest tenths) required to stretch the assembly 8.1 mm.
The rigid element BCD is supported by a bar AB with a diameter of 25 mm and a connection at C with a diameter of 10 mm. Determine:a. The normal stress in bar AB. b. The shear stress of the bolt at C.
Classify each of the structures as statically determinate, statically indeterminate, or stable. If stable and indeterminate, specify the degrees of indeterminacy. If unstable, show the reasons. Also specify is Beam, Truss, or Frame.
Determine the axial force in each member. The loading at B is 1 kN
10. The rigid bar below is supported by axial bar (1) and by a pin connection at C. Axial bar (1) has a cross-sectional area of A₁ = 275 mm², an elastic modulus of E = 200 GPa, and a coefficient of thermal expansion of a = 11.9x 106/°C. The pin at C has a diameter of 30 mm. After load P has been applied and the temperature of the entire assembly has been increased by 31°C, the total strain in bar (1) is measured as 975 μe (elongation). Determine: (a) the magnitude of load P. (b) the shear stress in pin C. 275 mm Connection detail (1) Rigid bar 540 mm 135 mm 260 mm
Determine the force in each member of the loaded truss. The forces are positive if in tension, negative if in compression. Assume F- 3190 N, a - 2.8 m, b - 5.6 m, 0 = 43°. B. a D b F Answers: AB - N AC - i N AD - i N BC - i N CD - i N
The members of the truss are assumed to be pinconnected. If member CB is an A-36 steel rod of 40 mmdiameter, determine the maximum load P that can besupported by the truss without causing the member tobuckle. For A36 steel E=200 GPa and σY = 250 Mpa
Determine all the internal force for each member.
The bar is snugly fit between points C and A before the loading is applied at Collar B. Assume E = 200 GPa for the steel. The circular bars in the assembly are solid. The bars are solid with a diameter of 15 mm. Assume a fixed rigid support at C and A. A C В 6 kN 3 m 2 m A) Show the FBD and compatibility equation for this problem. B) Determine the support reactions at A and C. (Horizontal forces only) Left side: Fc = Right side: FA =
Problem 2: Determine the force in ALL the members of the truss. State if the members are in tension or compression. Show all your work to receive full credit. (Hint: It is not needed to find the reaction forces at C and E if you use the Method of Joints). Note: P1= 1000 lb and P: = 500 lb B C30 45 999 4 ft E 550 D. -4 ft- - 4 ft- 999 299
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*4-12 The truss is made of three A-36 steel members, each having a cross-sectional area of 400 mm². Determine the mag- nitude P required to displace the roller to the right 0.2 mm. 0.8 m 0.8 m P BY 5 KN -0.6 m→ C