Power Electronics After proper turn on of thyristor gate signal is always present. gate signal must be removed. gate signal should present but can be removed. None of these gate signal is always present. gate signal must be removed. gate signal should present but can be removed. None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The device that does not have the gate terminal is ___________. Triac Diac FET SCR Triac Diac FET SCR ANSWER DOWNLOAD EXAMIANS APP
Power Electronics When a large surge current of very short duration flows through a thyristor then which one of the following device will operate to protect the thyristor ? Fast acting current limiting device (FACL fuse). Voltage clamping device. CB. Snubber circuit. Fast acting current limiting device (FACL fuse). Voltage clamping device. CB. Snubber circuit. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics If the anode current is 800 A, then the amount of current required to turn off the GTO is about 200 A. 600 A. 20 A. 400 A. 200 A. 600 A. 20 A. 400 A. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Spread time is defined as the interval during which anode current rises from 90 % to its final value. anode voltage drops from 10 % of its initial value to zero. anode current rises from 10 % to 90 % of its final value. both (A) and (B). anode current rises from 90 % to its final value. anode voltage drops from 10 % of its initial value to zero. anode current rises from 10 % to 90 % of its final value. both (A) and (B). ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A diac is ___________ switch An c. A d.c. None of these A mechanical An c. A d.c. None of these A mechanical ANSWER DOWNLOAD EXAMIANS APP
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