JEE PYQ: Rotational Motion Question 42
Question 42 - 2020 (09 Jan Shift 1)
One end of a straight uniform 1 m long bar is pivoted on horizontal table. It is released from rest when it makes an angle 30$°$ from the horizontal (see figure). Its angular speed when it hits the table is given as $\sqrt{n}$ s$^{-1}$, where $n$ is an integer. The value of $n$ is ______.
($g = 10$ ms$^{-2}$)