A smooth wire of length
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 ω 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 ω ² is equal to :

Text Solution
Verified by ExpertsThe correct answer is:
B


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