In FEM, which option is a negative aspect of the mixed formulation? – McqOptions

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1.	In FEM, which option is a negative aspect of the mixed formulation?
A.	Presence of zeros on matrix diagonals corresponding to pressure variable
B.	Involves a natural and direct formulation
C.	It is a velocity-pressure formulation
D.	It is similar to the Lagrange multiplier method
Answer» B. Involves a natural and direct formulation

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