If $\left| {{{\vec v}_1} + {{\vec v}_2}} \right| = \left| {{{\vec v}_1} - {{\vec v}_2}} \right|$ and ${{{\vec v}_1}}$ and ${{{\vec v}_2}}$ are finite, then
If $\left| {{{\vec v}_1} + {{\vec v}_2}} \right| = \left| {{{\vec v}_1} - {{\vec v}_2}} \right|$ and ${{{\vec v}_1}}$ and ${{{\vec v}_2}}$ are finite, then
- A
${{{\vec v}_1}}$ is parallel to ${{{\vec v}_2}}$
- B
${{{\vec v}_1} = {{\vec v}_2}}$
- C
$\left| {{{\vec v}_1}} \right| = \left| {{{\vec v}_2}} \right|$
- D
${{{\vec v}_1}}$ and ${{{\vec v}_2}}$ are mutually perpendicular
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When vector $\overrightarrow{ A }=2 \hat{ i }+3 \hat{ j }+2 \hat{ k }$ is subtracted from vector $\vec{B}$, it gives a vector equal to $2 \hat{j}$. Then the magnitude of vector $\vec{B}$ will be:
- [JEE MAIN 2023]
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