When vector is subtracted equal |MODERN PHYSICSJEEMain2023

JEE MAIN 2023

11-4-2023

Question

When vector is subtracted from vector B, it gives a vector equal to 2 . Then the magnitude of vector will be:

Select the correct option:

$\sqrt{13}$

$\sqrt{6}$

$\sqrt{33}$

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

$\begin{aligned} & \vec{A}-\vec{B}=2 j \\ & \vec{B}=2 j+5 \hat{j}+2 \hat{k} \\ & |\vec{B}|=\sqrt{33}\end{aligned}$

Question Tags

JEE Main

Chemistry

Easy

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