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Vectors and Its Types

The angle bet...

Question

The angle between vector $\to A$ and $- 2 \to A$ is

A

0^{\circ}

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B

180^{\circ}

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C

360^{\circ}

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D

90^{\circ}

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Solution

The correct option is B $180^{\circ}$
$\to A$ and $- 2 \to A$ are anti-parallel. Hence the angle between them is $180^{\circ}$ .

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