Power Electronics A triac is a ___________ switch Unidirectional Mechanical Bidirectional None of these Unidirectional Mechanical Bidirectional None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics What may happen high dV / dt? Unwanted turn ON. Breakdown of J2 junction. Both A and B. Anyone of these. Unwanted turn ON. Breakdown of J2 junction. Both A and B. Anyone of these. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Light triggering mainly used in low - voltage direct current transmission. all of these. medium voltage direct current transmission. high voltage direct current transmission. low - voltage direct current transmission. all of these. medium voltage direct current transmission. high voltage direct current transmission. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics During which time maximum conduction spreading take place in the thyristor during turn ON? Same for every case. Delay time. Spread time. Rise time. Same for every case. Delay time. Spread time. Rise time. 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 130 μs. 135 μs. 140 μs. 145 μs. 130 μs. 135 μs. 140 μs. 145 μs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics What happen due to high di / dt? None of these. Insulation failure. Local hot spot. Breakdown of junction. None of these. Insulation failure. Local hot spot. Breakdown of junction. ANSWER DOWNLOAD EXAMIANS APP