Vector Algebra

Bihar Board Class 12 · Mathematics · 122 past questions

16 of 122 · show all

1. Q2 2026 Set A2026 Set H2026 Set E2026 Set C2026 Set F2026 Set D2026 Set J2026 Set B

   $\vec{a} \cdot (\vec{a} \times \vec{a}) =$

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2. Q12 2026 Set A2026 Set H2026 Set E2026 Set C2026 Set F2026 Set D2026 Set J2026 Set B2024 Set J2024 Set D2021 Set I

   $\vec{i}\cdot(\vec{j}\times\vec{k})=$

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3. Q31 2025

   $\hat\jmath \cdot (\hat\imath \times \hat k) =$

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4. Q34 2025

   …

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5. Q44 2025 Set A2025 Set E

   $(\vec{k} \times \vec{j}) \cdot \vec{i} =$

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6. Q55 2024 Set D

   Evaluate: $(\vec i-3\vec j+4\vec k)\cdot[(2\vec i-\vec j)\times(\vec j+\vec k)]$.

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7. Q62 2024 Set J

   Evaluate : $(\vec i-3\vec j+4\vec k)\cdot\left[(2\vec i-\vec j)\times(\vec j+\vec k)\right]$.

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8. Q84 2021 Set I

   $[\vec{a}\ \vec{a}\ \vec{a}] =$

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9. Q90 2021 Set J2021 Set I

   $\vec{j}\cdot(\vec{k}\times\vec{i}) =$

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10. Q91 2021 Set J2021 Set I

    $[\vec{x}\ \vec{y}\ \vec{z}] =$

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11. Q92 2021 Set J2021 Set I

    $\vec{k}\times(\vec{i}\times\vec{j}) =$

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12. Q93 2021 Set J

    $|\vec a\ \vec a\ \vec a|=$

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13. Q97 2021 Set J

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

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14. Q102 2019 Set F

    $(\vec a \times \vec a)\cdot\vec b = ?$

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15. Q106 2018

    …

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16. Q112 2017

    If $\vec{a} = \hat{i} - 2\hat{j} - 3\hat{k}$; $\vec{b} = 2\hat{i} + \hat{j} - \hat{k}$ and…

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