In a phase-shift control method, the phase shift between anode and grid voltages can be achieved by means of

In a phase-shift control method, the phase shift between anode and gri

1.	In a phase-shift control method, the phase shift between anode and grid voltages can be achieved by means of
A.	Shunt motor
B.	Synchronous motor
C.	Induction regulator
D.	Synchronous generator
Answer» D. Synchronous generator