Question 4 Consider the system consisting of a rigid bar (EI → ∞) and beam 1-2. a) Find equivalent stiffness Ke for the system. b) Find the energy equivalent mass (eem) at SDOF. Use a concentrated force at SDOF to find the shape function. 1 beam 1-2, EI, mass = m L u= SDOF A 2 rigid bar 2-3, mass= 1.5m L

Structural Analysis
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Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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Question 4
Consider the system consisting of a rigid bar (EI → ∞) and beam 1-2.
a) Find equivalent stiffness Ke for the system.
b) Find the energy equivalent mass (eem) at SDOF. Use a concentrated force at SDOF to find the shape
function.
beam 1-2, EI,
mass = m
L
u= SDOF
2
rigid bar 2-3, mass 1.5m.
3
L
Transcribed Image Text:Question 4 Consider the system consisting of a rigid bar (EI → ∞) and beam 1-2. a) Find equivalent stiffness Ke for the system. b) Find the energy equivalent mass (eem) at SDOF. Use a concentrated force at SDOF to find the shape function. beam 1-2, EI, mass = m L u= SDOF 2 rigid bar 2-3, mass 1.5m. 3 L
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