The determinant of an element stiffness matrix is always
A)3
B)2
C)1
D)0

Name: The determinant of an element stiffness matrix is always A)3 B)2 C)1 D)0
Brand: Quizplus
Rating: 4.8 (31 reviews)

Question

Quizplus · Accepted Answer

The determinant of an element stiffness matrix is always 0 because the stiffness matrix is singular. This is due to the fact that it allows rigid body motions without developing any internal forces, indicating that there are free modes of deformation, hence the determinant is zero.

The Determinant of an Element Stiffness Matrix Is Always