In a three-phase inverter with 180° conduction, there are six modes of operation in a cycle where duration of each mode is

In a three-phase inverter with 180° conduction, there are six modes o

1.	In a three-phase inverter with 180° conduction, there are six modes of operation in a cycle where duration of each mode is
A.	90°
B.	75°
C.	60°
D.	45°
Answer» D. 45°