In a full bridge VSI, in order to avoid the short circuit across the DC bus and the undefined AC output voltage condition, the modulating technique should ensure that________?
ANone of these
BBottom switch of each leg is on at any instant
CTop switch of each leg is on at any instant
DEither A. or B.
Correct answer
D. Either A. or B.
Explanation
The correct answer is Either A. or B..