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. Q83 2023 Set E2015

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

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3. Q89 2021 Set J2021 Set I2015

   $\vec{a}\cdot\vec{a}=$

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4. Q118 2015

   The positive vector of the point $(1, 0, 2)$ is

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5. Q119 2015

   The modulus of $7\vec{i} - 2\vec{j} + \vec{k}$

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6. Q120 2015

   If O be the origin and $\overrightarrow{OP} = 2\hat{i} + 3\hat{j} - 4\hat{k}$ and…

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7. Q121 2015

   The scalar product of $5\hat{i} + \hat{j} - 3\hat{k}$ and $3\hat{i} - 4\hat{j} + 7\hat{k}$ is

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8. Q122 2015

   If $\vec{a}\cdot\vec{b}=0$ then

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