1) What are the principle of on-off control?
2) What are the components of ac voltage controller?
3) What are the advantages of on-off control?
4) What are the principle of phase control?
5) What are the advantage of 1 phase half wave controller?
6) What are the disadvantage of 1 phase half wave controller?
7) What are the application of 1 phase half wave controller?
8) Compare the full wave and half wave ac controller?
9) What care must be taken in triggering of SCRs in ac voltage controller?
10) Explain the operation of bidirectional controller?
11) Jones chopper belongs to ------------------commutation.
12) Explain schematics of step down and step up choppers
13) How is Jones chopper circuit advantageous over other choppers?
14) What is multiphase chopper?
15) What are the demerits of Morgan chopper over Jones chopper?
16) What is pulse width and frequency modulation control of a converter?
17) What is the effect of chopping frequency on the load ripple current?
18) What is the modulation index for PWM control?
19) What do you mean by switching mode regulator?
20) What is the effect of chopping frequency on filter size?
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