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  • Given <img alt="\vec{A}+\vec{B}+\vec{C}+\vec{D}=0" src="https://entrancecorner.oncodecogs.com/gif.latex?%5Cvec%7BA%7D&plus;%5Cvec%7BB%7D&plus;%5Cvec%7BC%7D&plus;%5Cvec%7BD%7D%3D0"

Given \vec{A}+\vec{B}+\vec{C}+\vec{D}=0 which of the following statement is not correct?

Option: 1

\vec{A},\vec{B},\vec{C}\And \vec{D} must be a null vector 


Option: 2

The magnitude (\vec{A}+\vec{C}) is equal to the magnitude of  (\vec{B}+\vec{D}) 


Option: 3

The magnitude (\vec{A}+\vec{C}) is equal to the magnitude (\vec{B}+\vec{D})


Option: 4

None of these


Answers (1)

best_answer

The statement is not correct. It is because \vec{A}+\vec{B}+\vec{C}+\vec{D} can be zero in many other ways than \vec{A},\vec{B},\vec{C}\And \vec{D} being each other a null vector.

Posted by

Sanket Gandhi

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