Answered: Find Aby and Acx. Bar areas: top and…

Find Aby and Acx. Bar areas: top and bottom chords = 2.5; BD = 5. (Ans: ABy = 0.185 in. ↑, Acx = 0.370 in.) 40 k B D 20 k 20 ft- 20 ft Problem 9.5 10 ft 10 ft

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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Concept explainers

Beams and Frames

A beam is a horizontal structure or a member which is always subjected to transverse shear loads.

Question

For Problems 9.1 through 9.6, use the virtual work method to determine the deflection of each of the joints indicated. E = 29,000 ksi for all members unless otherwise indicated. The cross section of each member is given as in2 unless noted otherwise.

P9.5
Find Aby and Acx. Bar areas: top and bottom chords = 2.5; BD = 5. (Ans: Aby = 0.185 in. ↑, ACx =
0.370 in. ←)
40 k
20 k
20 ft- 20 ft-
Problem 9.5
10 ft 10 ft

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Step 1: Introduce the problem statemement

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Step 2: Process for determining deflection at a node

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Step 3: Analyze the truss for given load - Support reactions

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Step 4: Stating the geometry of truss

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Step 5: Analyze the truss for given load - P Forces

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Step 6: Analyze the truss for K1 Forces

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Step 7: Analyze the truss for K2 Forces

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Step 8: Summarize the member forces

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Step 9: Determine the displacements

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