Power Electronics A triac has ___________ semiconductor layers. Three Five Two Four Three Five Two Four ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which semiconductor device acts like a diode and two transistor? Diac. Triac. UJT. SCR. Diac. Triac. UJT. SCR. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The reverse recovery time of diode is trr = 3 μs and the rate off all of the diode current is di/dt = 30 A/μs. The storage charge current QRR is 145 μs. 130 μs. 135 μs. 140 μs. 145 μs. 130 μs. 135 μs. 140 μs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A triac is equivalent to two SCRs ___________. In inverse-parallel None of these In series In parallel In inverse-parallel None of these In series In parallel ANSWER DOWNLOAD EXAMIANS APP
Power Electronics If holding current of a thyristor is 2 mA then latching current should be 0.009 A. 0.01 A. 0.004 A. 0.002 A. 0.009 A. 0.01 A. 0.004 A. 0.002 A. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of the following is disadvantage of fast recovery diodes? Doping is carried out. None of these. Recovery is only 5 µs. Recovery is only 50 µs. Doping is carried out. None of these. Recovery is only 5 µs. Recovery is only 50 µs. ANSWER DOWNLOAD EXAMIANS APP
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