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## Homework Statement

Two beads A and B move along a semicircular wire frame as shown in the figure as shown in figure. The beads are connected by an inelastic string which always remains tight. At an instant the speed of A is u, angle BAC is 45 degrees and angle BOC is 75 degrees, where O is the centre of semicircular arc. The speed of bead B at that instant is.

## Homework Equations

## The Attempt at a Solution

I really have no idea on how to begin with this. How should i go on forming equations?

Please point me in the right direction.

Thanks!