Nothing fills a person with dread quite like a misbehaving refrigerator, whether the appliance is humming but not cooling or has started mysteriously leaking water. Buying a new fridge is expensive, ...

As an electric motor’s rotor turns in close proximity to the motor windings, a bucking voltage or back electromotive force (EMF) is generated. The back EMF (BEMF) generated across the start winding is ...