In a 3 phase CSI, if the required line output voltages are balanced and 120 degree out of phase, then the chopping angles are used to eliminate only the harmonics at frequencies

Related Mcqs:

If the anode current is 800 A, then the amount of current required to turn off the GTO is about____________?

A. 20 A B. 200 A C. 600 A D. 400 A...

Rise time is defined by the interval when____________?

A. gate current rises from 90 % to 100 % of it final value B. anode voltage drops from 90 % to 10 % of its initial value C. anode current rises 10 % to 90 % of its final value D. both B and C...

4 thyristors rated 200 V in series. The operating voltage of the string is 600 V. Derating factor of the string is_____________________?

A. 0.75 B. 0.7 C. 0.2 D. 0.25...

In radiative coupling, the emitter radiation field_____________?

A. Decays as 1 / R, where R is the separation distance between the emitter and the receptor B. Decays as R, where R is the separation distance between the emitter and the receptor C. Decays as 1 / 2 R, where R is the separation distance between the emitter and the receptor D. Decays … In radiative coupling, the emitter radiation field_____________?Read More...

In dual converters________________?

A. Both rectifiers provides positive current to the load B. Both rectifiers provide negative current to the load C. One rectifiers provide positive current to the load and the other negative current D. One rectifier provide positive current to the source and the other negative current to the load...