PART ACalculate the structural stiffness matrix of the truss shown. Take A = 300 mm² and E = 200 GPa.3 m3 m4 mGlobal coordinate system, global freedoms, and location vectors are shown in the figure below.Y++48754323A4O63525 KN1225 KN4211X

To assemble and formulate global stiffness matrix for the given truss

Answered: Calculate the structural stiffness…

Engineering

Civil Engineering

Calculate the structural stiffness matrix of the truss shown. Take A = 300 mm² and E = 200 GPa.

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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Question

PART A
Calculate the structural stiffness matrix of the truss shown. Take A = 300 mm² and E = 200 GPa.
3 m
3 m
4 m
Global coordinate system, global freedoms, and location vectors are shown in the figure below.
Y
++
4
8
7
5
4
3
2
3
A4
O
6
3
5
25 KN
1
2
25 KN
42
1
1
X

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Step 1: Introduce the problem statement

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Step 2: Formulate member stiffness matrix for member-1

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Step 3: Formulate member stiffness matrix for member-2

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Step 4: Formulate member stiffness matrix for member-3

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Step 5: Formulate member stiffness matrix for member-4

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Step 6: Formulate member stiffness matrix for member-5

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Step 7: Assemble global stiffness matrix

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