In a cylindrical rotor synchronous machine, the phasor addition of ___

In a cylindrical rotor synchronous machine, the phasor addition of stator and rotor mmfs is possible because

A. two rnmfs are rotating in opposite directions,
B. two mmfs are rotating in same direction at different speeds
C. two mmfs are stationary with respect to each other
D. one mmf is stationary and the other mmf is rotating

Show Answer

Answer: C

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