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Mathematics · 2026 · 1 mark
CBSE 2026 · Region 2 · Set 1 · Q14
Vector of magnitude 3 making equal angles with x and y axes and perpendicular to z axis is
Vector of magnitude $\displaystyle 3$ making equal angles with $\displaystyle x$ and y axes and perpendicular to z axis is
Official answer
(C)
$\displaystyle \frac{3 \sqrt{2}}{2} \hat{\mathrm{i}}+\frac{3 \sqrt{2}}{2} \hat{\mathrm{j}}$
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