Two vectors →A and →B lie in a plane, another vector →C lies outside this plane, then the resultant of these three vectors i.e.→A+→B+→C
A
Can be zero.
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B
Cannot be zero.
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C
Lies in the plane containing →A+→B
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D
Lies in the plane containing →C
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Solution
The correct option is B Cannot be zero. Resultant of vectors →A and →B lie in the same plane in which →A and →B lie. So, it makes some angle with vector →C which lies outside the plane. Hence, the resultant of these vectors cannot be zero.