Power Electronics 60 thyrsistors are connected in series and parallel to form a 10 KV and 5.5 KA switch. Each thyristor is rated for 1.2 KV, 1 KA. The no. of parallel path are 6. The efficiency of the switch is 83.3 %. 76.3 %. 90.9 %. 91.6 %. 83.3 %. 76.3 %. 90.9 %. 91.6 %. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which following is a two terminal three layer device? BJT. Power dioed. None of above. MOSFET. BJT. Power dioed. None of above. MOSFET. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A modern power semiconductor device that combines the characteristic of BJT and MOSFET is MCT. IGBT. GTO. FCT. MCT. IGBT. GTO. FCT. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A UJT has ___________. One pn junction Three pn junctions Two pn junctions None of these One pn junction Three pn junctions Two pn junctions None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Delay time is defined by the interval when anode current reaches 10 % from forward leakage current. all of these. gate current increases from 90 % to 100 % of its final value. anode voltage drops from 100 % to 90 % of its actual value. anode current reaches 10 % from forward leakage current. all of these. gate current increases from 90 % to 100 % of its final value. anode voltage drops from 100 % to 90 % of its actual value. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The V-I characteristics for a triac in the first and third quadrants are essentially identical to those of ___________ in its first quadrant UJT SCR Transistor None of these UJT SCR Transistor None of these ANSWER DOWNLOAD EXAMIANS APP