Vector Algebra

Bihar Board Class 12 · Mathematics · 122 past questions

4 of 122 · show all

1. Q4 2026 Set A2026 Set H2026 Set C2026 Set F2026 Set D2026 Set B

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

   Try it →
2. Q5 2026 Set A2026 Set H2026 Set E2026 Set C2026 Set F2026 Set D2026 Set J2026 Set B2024 Set J2024 Set D

   If $3\vec{i} + \vec{j} - 2\vec{k}$ and $\vec{i} + \lambda\vec{j} - 3\vec{k}$ are perpendicular to each other…

   Try it →
3. Q10 2026 Set A2026 Set H2026 Set E2026 Set C2026 Set F2026 Set D2026 Set J2026 Set B

   The projection of the vector $\vec{i}+3\vec{j}+7\vec{k}$ on the vector $2\vec{i}-3\vec{j}+6\vec{k}$ is

   Try it →
4. Q21 2026 Set J

   $2\hat{j}\cdot(-3)\hat{k}=$

   Try it →