+1 vote
in Finite Element Method by (110k points)
The volume of ring shaped element is _____

(a) Ae=\(\frac{1}{2}\mid detJ \mid\)

(b) Ae=detJ

(c) 2πr

(d) 4πr^2

This question was posed to me in my homework.

I want to ask this question from Finite Element Modelling in division Axis Symmetric Solids Subjected to Axis Symmetric Loading of Finite Element Method

1 Answer

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Best answer
The correct option is (a) Ae=\(\frac{1}{2}\mid detJ \mid\)

The explanation: A ring-shaped object, a region bounded by two concentric circles. … Informally, it has the shape of a hardware washer. The volume of the ring-shaped element is Ae=\(\frac{1}{2}\mid det J \mid\).

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