If the firing angle becomes negative, then the rectifier begins to work as_______________?

Related Mcqs:

Which statement is true for latching current ___________?

A.It is related to turn off process of the device. B. It is related to conduction process of device. C. It is related to turn on process of the device. D. Both C and D....

What is used to protect the SCR from over current ________________?

A. CB and fuse. B. Heat sink. C. Snubber circuit. D. Voltage clamping device....

The reverse recovery time of diode is trr = 3 μs and the rate off all of the diode current is di/dt = 30 A/μs. The storage charge current QRR is___________?

A. 130 μs B. 135 μs C. 140 μs D. 145 μs...

Between the incoming and outgoing devices in voltage commutation

A. Large overlapping takes place B. Small overlapping operation C. No overlapping operation D. None of these...

In a square – wave operation of 3 phase CSIs, the power values are on for___________?

A. 60 degree B. 90 degree C. 120 degree D. 150 degree...