In variable frequency, PWM gain – McqOptions

MCQOPTIONS

1.	In variable frequency, PWM gain
A.	Phase lead helps to increase the phase margin of the control loop
B.	Phase lag helps to increase the phase margin of the control loop
C.	Phase lead helps to decrease the phase margin of the control loop
D.	Phase lag helps to decrease the phase margin of the control loop
Answer» B. Phase lag helps to increase the phase margin of the control loop

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