This page covers the principles of motors and actuators, explaining how mechanical motion can generate electrical power through moving conductors in magnetic fields, as described by the Lorentz force ...This page covers the principles of motors and actuators, explaining how mechanical motion can generate electrical power through moving conductors in magnetic fields, as described by the Lorentz force law. It discusses the conversion of mechanical to electrical power and the interaction between electrical and mechanical energies using Thevenin's circuit theory. A motor runs effectively when mechanical power output is positive, while a generator operates under different voltage conditions.