I have this od chestnut to solve, I have done as much as what I think is right but I need some assistance:
a) A body of mass m kg is attached to a point by string of length
1.25 m. If the mass is rotating in a horizontal circle 0.75 m below the
point of attachment, calculate its angular velocity.
So far I have:
Have I totally done this wrong, also were do I need to go from here?