Q307
If a set of given forces are such that their free vectors build a closed polygon, then
A.
The resultant force and resultant couple are always zero
B.
The resultant force is zero but resultant couple is not zero
C.
The resultant force is zero but resultant couple may not be zero
AnswerD.
The resultant force and resultant couple both may not be zero
Answer: Option C
Solution
Answer: Option C
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