Power Electronics A thyristor will be triggered when Vg = 1.5 volt and Ig = 100 mA in the given figure. Calculate the value of R in ohm is 65. 3.714. 60. 37.14. 65. 3.714. 60. 37.14. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics After proper turn on of thyristor gate signal should present but can be removed. gate signal must be removed. None of these gate signal is always present. gate signal should present but can be removed. gate signal must be removed. None of these gate signal is always present. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The device that exhibits negative resistance region is ___________. Transistor UJT Triac Diac Transistor UJT Triac Diac ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of the following is disadvantage of fast recovery diodes? None of these. Doping is carried out. Recovery is only 5 µs. Recovery is only 50 µs. None of these. Doping is carried out. Recovery is only 5 µs. Recovery is only 50 µs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Thyristor can be protected from over voltages by using heat sink. voltage clamping device. fuse. snubber circuit. heat sink. voltage clamping device. fuse. snubber circuit. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics 4 thyristors rated 200 V in series. The operating voltage of the string is 0.600 V. Derating factor of the string is 0.7. 0.25. 0.75. 0.2. 0.7. 0.25. 0.75. 0.2. ANSWER DOWNLOAD EXAMIANS APP