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In Finite Element Method (FEM), While domain...

In Finite Element Method (FEM), While domain discretization, at which of the following geometrical cases a node is not required?

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+1 vote

asked Jan 30, 2022 in Finite Element Method by Ava (110k points)

In Finite Element Method (FEM), While domain discretization, at which of the following geometrical cases a node is not required?

(a) Change in cross-section area only

(b) Change in cross-section only

(c) Change in cross section area as well as change in cross-section

(d) No change

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Question is from Some Comments on Mesh Generation and Imposition of Boundary Conditions in section Single Variable Problems of Finite Element Method

finite element method
single variable problems
some comments on mesh generation and imposition of boundary conditions

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1 Answer

+1 vote

answered Jan 30, 2022 by James (185k points)
selected Feb 3, 2022 by Ava

Best answer

Correct option is (d) No change

Easy explanation: While domain discretization, a node is necessary to be placed whenever there is a geometric discontinuity. For example, a change in cross section area or change in cross-section or both.

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