Vector Algebra

Bihar Board Class 12 · Mathematics · 122 past questions

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1. Q56 2024 Set D2024 Set J20162015

   $\vec{k}\cdot\vec{j}=$

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2. Q103 2019 Set F20162015

   If $\vec{a}=2\hat{i}-3\hat{j}-5\hat{k}$ and $\vec{b}=-7\hat{i}+6\hat{j}+8\hat{k}$, find $\vec{a}\times\vec{b}$

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3. Q104 2019 Set F2016

   The position vector of the point $(x, y, z)$ is

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4. Q113 2016

   $\left|-\vec{i}+2\vec{j}-3\vec{k}\right|=$

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5. Q114 2016

   If the position vectors of the points A and B be respectively (1, 2, 3) and (-3, -4, 0) then…

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6. Q115 2016

   If $\vec{a}=3\vec{i}+2\vec{j}+\vec{k}, \vec{b}=4\vec{i}-5\vec{j}+3\vec{k}$, then $\vec{a}\cdot\vec{b}$

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7. Q116 2016

   If $\vec{a}$ and $\vec{b}$ are perpendicular to each other then

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8. Q117 2016

   $\vec{i}\times\vec{j}=$

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