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Question regarding a stiffness matrix

by ClopClop
Tags: matrix, stiffness
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Dec20-12, 11:52 AM
P: 5
1. The problem statement, all variables and given/known data

Problem figure

My question is specifically this: the element in the 4th row, of the 4th column of the k matrix is 10EI/L. Why is it not simply 4EI/L?

2. Relevant equations


3. The attempt at a solution

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