Power Electronics Practical way of obtaining static voltage equalization in series connected SCRs is by the use of one resistor in series with each SCR. resistors of different values across each SCR. resistors of the same value across each SCR. one resistor across the string. one resistor in series with each SCR. resistors of different values across each SCR. resistors of the same value across each SCR. one resistor across the string. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics During gate recovery time charge carriers of J3 junction is removed. charge carriers of J2 junction recombined. charge carriers of J2 junction is swept out. charge carrier of J1 junction removed. charge carriers of J3 junction is removed. charge carriers of J2 junction recombined. charge carriers of J2 junction is swept out. charge carrier of J1 junction removed. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics What may happen high dV / dt? 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. Anyone of these. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A single phase one pulse controlled circuit has a resistance R and counter emf E load 400 sin(314 t) as the source voltage. For a load counter emf of 200 V, the range of firing angle control is 60° to 120°. 30° to 150°. 30° to 180°. 60° to 180°. 60° to 120°. 30° to 150°. 30° to 180°. 60° to 180°. 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
Power Electronics A diac is simply ___________. A three junction device A single junction device A triac without gate terminal None of these A three junction device A single junction device A triac without gate terminal None of these ANSWER DOWNLOAD EXAMIANS APP
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