Vector Algebra

Bihar Board Class 12 · Mathematics · 122 past questions

6 of 122 · show all

1. Q27 2025

   $(\hat{j}+2\hat{k}) \times (\hat{i}+2\hat{j}) =$

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2. Q29 2025

   If $\vec a = 2\hat\imath+3\hat\jmath+4\hat k,\vec b = -\hat\jmath-2\hat k$ then $|\vec a \times \vec b| =$

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3. Q33 2025

   If $|\vec{a}| = 3, |\vec{b}| = \frac{\sqrt{2}}{3}$ and $\vec{a} \times \vec{b}$ is a unit vector then angle…

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4. Q36 2025

   If $\vec{a} = \hat{\imath}+\hat{\jmath}+2\hat{k}$ and $\vec{b} = 2\hat{\imath}+\hat{\jmath}+2\hat{k}$ then…

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5. Q37 2025

   Find vector $\vec{v}$ which is perpendicular to $(2\hat{\imath}-\hat{\jmath}+2\hat{k})$ and…

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6. Q48 2025 Set E

   Find the value of $x$, when the following vectors are perpendicular to one another…

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