A) Rotary converter
B) Mercury are rectifier
C) Induction motor D.C. generator set
D) Synchronous motor D.C. generator set
A) Rotary converter
B) Mercury are rectifier
C) Induction motor D.C. generator set
D) Synchronous motor D.C. generator set
A) Oscillating magnetic field
B) Pulsating magnetic flux
C) Relative rotation between field and armature
D) All of the above