The rotating MMF wave of constant amplitude can be produced, only if the time angle displacement between currents is _____________
(a) Less than the space angle displacement between winding axis
(b) More than the space angle displacement between winding axis
(c) Equal to the space angle displacement between winding axis
(d) All of the mentioned
This question was addressed to me during an interview.
My question is based upon Rotating Magnetic Field topic in portion Basic Concepts in Rotating Machines of Electrical Machines