In variable frequency, PWM gain
APhase lag helps to decrease the phase margin of the control loop
BPhase lead helps to increase the phase margin of the control loop
CPhase lead helps to decrease the phase margin of the control loop
DPhase lag helps to increase the phase margin of the control loop
Correct answer
B. Phase lead helps to increase the phase margin of the control loop
Explanation
The correct answer is Phase lead helps to increase the phase margin of the control loop.