Mathematics · 2013
JEE Main · 22 April 2013, Shift 1 · Q86
If a, b and c are unit vectors satisfying a -√ 3 b + c = 0, then the angle between the vectors a and c is:
If $\displaystyle \hat{a}, \hat{b}$ and $\displaystyle \hat{c}$ are unit vectors satisfying $\displaystyle \hat{a}-\sqrt{3} \hat{b}+\hat{c}=\overrightarrow{0}$, then the angle between the vectors $\displaystyle \hat{a}$ and $\displaystyle \hat{c}$ is :
Official answer
(2)
$\displaystyle \frac{\pi}{3}$
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JEE Main 2013 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.