Power Electronics A diac has ___________ semiconductor layers Four Two None of these Three Four Two None of these Three 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 None of these Transistor SCR UJT None of these Transistor SCR UJT ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Light triggering mainly used in high voltage direct current transmission. low - voltage direct current transmission. medium voltage direct current transmission. all of these. high voltage direct current transmission. low - voltage direct current transmission. medium voltage direct current transmission. all of these. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of the following is disadvantage of fast recovery diodes? 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. None of these. Doping is carried out. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A UJT has ___________. Two pn junctions One pn junction Three pn junctions None of these Two pn junctions One pn junction Three pn junctions None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics For an SCR gate cathode characteristic is a straight line of 130. For triggered source volume of 15 V and allowable gate power dissipation of 0.5 W compute the gate source resistance? 11.19 ohm 108 ohm 115 ohm 111.9 ohm 11.19 ohm 108 ohm 115 ohm 111.9 ohm ANSWER DOWNLOAD EXAMIANS APP