JEE Main & Advanced
JEE Main Paper (Held on 12-4-2019 Afternoon)
question_answer
A smooth wire of length \[2\pi r\]is bent into a circle and kept in a vertical plane. A bead can slide smoothly on the wire. When the circle is rotating with angular speed \[\omega \]about the vertical diameter AB, as shown in figure, the bead is at rest with respect to the circular ring at position P as shown. Then the value of \[{{\omega }^{2}}\] is equal to : [JEE Main 12-4-2019 Afternoon]