+1 vote
in Machine Dynamics by (34.3k points)
The sum of the shape functions over the element is always equal to:

(a) Zero

(b) Infinity

(c) Unity

(d) None of the mentioned

The question was asked by my college director while I was bunking the class.

Query is from Programme using Least Square Technique topic in section Computer Aided Analysis and Synthesis of Mechanisms of Machine Dynamics

1 Answer

0 votes
by (38.6k points)
Correct choice is (c) Unity

The best explanation: A shape function is always equal to one at its designated node and zero at the other nodes of the element.

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