A bead of mass m can slide on a smooth circular wire of a radius a, which is fixed in a vertical plane and rotates with the angular velocity ω around the fixed vertical axis which lays along the diameter of the wire. Which forces influence on the bead except gravitational force?

Question

anonymous · Answer

Angular momentum
Centrifugal force

gorica · Answer

How can I write them in terms of spherical coordinate?

gorica · Answer

Are they perpendicular to tangent on a wire?

ankit042 · Answer

Centrifugal force |dw:1374770631100:dw|