ब्रशलेस डीसी (BLDC) मोटर के संचालन के पीछे मुख्य सिद्धांत क्या है?

Which design feature is primarily associated with the rotor of a high-speed turbo-alternator to handle centrifugal forces and minimize windage losses?

In a Doubly-Fed Induction Generator (DFIG) used for variable speed wind energy conversion, the stator is connected to the ________ supply and the rotor is connected to the ________ supply.