Power Electronics Which of the following is disadvantage of fast recovery diodes? Recovery is only 50 µs. None of these. Recovery is only 5 µs. Doping is carried out. Recovery is only 50 µs. None of these. Recovery is only 5 µs. Doping is carried out. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics CB used for over current protection of thyristor operates when the fault current is neither (A) nor (B). both (A) and (B). of long period. of short duration. neither (A) nor (B). both (A) and (B). of long period. of short duration. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The device that exhibits negative resistance region is ___________. UJT Triac Diac Transistor UJT Triac Diac Transistor ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A Triac has three terminals viz ___________ Two main terminal and a gate terminal Drain, source, gate None of these Cathode, anode, gate Two main terminal and a gate terminal Drain, source, gate None of these Cathode, anode, gate ANSWER DOWNLOAD EXAMIANS APP
Power Electronics SCRs are used in series to meet low voltage demand. low current demand. high current demand. high voltage demand. low voltage demand. low current demand. high current demand. high voltage demand. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A diac has ___________ semiconductor layers None of these Three Four Two None of these Three Four Two ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS