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KCET 2017
MCQ (Single Correct Answer)
+1
-0
If $\mathbf{a}, \mathbf{b}, \mathbf{c}$ are unit vectors such that $a+b+c=0$, then the value of $\mathbf{a} \cdot \mathbf{b}+\mathbf{b} \cdot \mathbf{c}+\mathbf{c} \cdot \mathbf{a}$ is equal to
Questions Asked from Vector Algebra (MCQ (Single Correct Answer))
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