Q 11-03-092JEE MainJEE Main 2023 (15 Apr, Shift 1)Easy
A vector in $x$–$y$ plane makes an angle of $30^\circ$ with $y$-axis. The magnitude of $y$-component of vector is $2\sqrt3$. The magnitude of $x$-component of the vector will be
Answer: (C) 2
$A\cos30^\circ=2\sqrt3\Rightarrow A=4$. The $x$-component is $A\sin30^\circ=2$.
Solution by Sreeraj P, M.Sc Physics