Power Electronics What may happen high dV / dt? Anyone of these. Breakdown of J2 junction. Unwanted turn ON. Both A and B. Anyone of these. Breakdown of J2 junction. Unwanted turn ON. Both A and B. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of the following is disadvantage of fast recovery diodes? Recovery is only 50 µs. Recovery is only 5 µs. None of these. Doping is carried out. Recovery is only 50 µs. Recovery is only 5 µs. None of these. Doping is carried out. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics During gate recovery time charge carrier of J1 junction removed. charge carriers of J2 junction recombined. charge carriers of J3 junction is removed. charge carriers of J2 junction is swept out. charge carrier of J1 junction removed. charge carriers of J2 junction recombined. charge carriers of J3 junction is removed. charge carriers of J2 junction is swept out. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A string of n parallel SCRs is operated at 72 KA, the rating of each SCR is 1 KA. If derating factor of the string is 0.1. Then calculate the value of n 60. 70. 80. 90. 60. 70. 80. 90. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which semiconductor device acts like a diode and two transistor? Triac. UJT. SCR. Diac. Triac. UJT. SCR. Diac. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A diac is turned on by ___________. None of these Gate voltage A breakover voltage Gate current None of these Gate voltage A breakover voltage Gate current ANSWER DOWNLOAD EXAMIANS APP
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