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Civil Engineering MCQs
Q
For stable structures, one of the important properties of flexibility and stiffness matrices is that the elements on the main diagonal________________?
AA. I) of a stiffness matrix must be positive
BB. Ii) of a stiffness matrix must be negative
CC. Iii) of a flexibility matrix must be positive
DD. Iv) of a flexibility matrix must be negative
Correct Answer:
A. A. I) of a stiffness matrix must be positive
