Recent content by AstroFreak

Could anyone please help me out? I've been at this for the better part of the day and its given me a serious headache.

Homework Statement The stator of the magnetic circuit of the above figure has a coil of turns 200, which carries a current of 1A. The rotor has a radius of 30mm, a height of 30mm and an axial depth of 20mm. The material for the stator and rotor has infinite permeability. The air gap...