Vector Algebra

Bihar Board Class 12 · Mathematics · 122 past questions

12 of 122 · show all

1. Q66 2023

   $(2\vec{i} - 3\vec{j}).(\vec{i} + \vec{k}) =$

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2. Q67 2023

   $\vec{i}.\vec{i} =$

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3. Q68 20232023 Set E

   $3\vec{k} \cdot (13\vec{i} - 7\vec{k}) =$

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4. Q69 2023

   $\left(3\vec{i} - 4\vec{k}\right)^2 =$

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5. Q71 20232023 Set E

   $(\vec{i} - \vec{j} + \vec{k}) \cdot (7\vec{i} - 8\vec{j} + 9\vec{k}) =$

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6. Q72 20232023 Set E

   $(11\vec{i} - 7\vec{j} - \vec{k}) \cdot (8\vec{i} - \vec{j} - 5\vec{k}) =$

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7. Q76 2023

   $\vec{k}.(\vec{i}+\vec{j}) =$

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8. Q77 2023 Set E

   $(\vec{j}-2\vec{i})\cdot(\vec{k}+3\vec{i}-\vec{j}) =$

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9. Q78 2023 Set E

   $(2\vec{i}-3\vec{j})\cdot(\vec{i}+\vec{k})=$

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10. Q79 2023 Set E

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

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11. Q81 2023 Set E

    $(3\vec{i} - 4\vec{k})^2 =$

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12. Q83 2023 Set E2015

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

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