For stable structures, one of the important properties of flexibility and stiffness matrices is that the elements on the main diagonal________________?

Question

i) of a stiffness matrix must be positive

ii) of a stiffness matrix must be negative

iii) of a flexibility matrix must be positive

iv) of a flexibility matrix must be negative The correct answer is

 

A.(i) and (iii)

B. (ii) and (iii)

C. (i) and (iv)

D. (ii) and (iv)

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BodMas 2024-01-16T14:21:55+03:00 0 Answers 4 views Enlightened
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