Vector Algebra

Bihar Board Class 12 · Mathematics · 122 past questions

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1. Q50 2024 Set D2024 Set J

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

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2. Q51 2024 Set D

   The angle between the vectors $2\vec{i} - 3\vec{j} + 2\vec{k}$ and $\vec{i} + 4\vec{j} + 5\vec{k}$ is

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3. Q53 2024 Set D2024 Set J

   The projection of the vector $\vec{i} - 2\vec{j} + \vec{k}$ on the vector $4\vec{i} - 4\vec{j} + 7\vec{k}$ is

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4. 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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5. Q58 2024 Set D2024 Set J

   $\vec{a}\times(\vec{b}+\vec{c})+\vec{b}\times(\vec{c}+\vec{a})+\vec{c}\times(\vec{a}+\vec{b}) =$

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6. Q60 2024 Set J

   The angle between the vectors $2\vec{i}-3\vec{j}+2\vec{k}$ and $\vec{i}+4\vec{j}+5\vec{k}$ is

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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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