Indian Navy MR Vectors & 3D Geometry — practice questions
6 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice Indian Navy MR Vectors & 3D Geometry in the app →When subtracting vectors, $\vec A-\vec B$ is evaluated asLet $\mathbf{A}=\langle 1,2,3\rangle$, $\mathbf{B}=\langle 2,0,1\rangle$, and $\mathbf{C}=\langle 0,1,1\rangleThe angle $\theta$ between two planes with normal vectors $\vec{n}_1$ and $\vec{n}_2$ satisfiesA line passes through the point $(x_1,y_1,z_1)$ and is parallel to the vector $\langle a,b,c\rangle$. Its symmThe dot product $\vec a\cdot\vec b$ of $\vec a = 2\hat i - \hat j + 3\hat k$ and $\vec b = \hat i + 4\hat j + Two non-zero vectors a and b are PERPENDICULAR if and only if: