Power Electronics A Triac has three terminals viz ___________ Drain, source, gate Cathode, anode, gate None of these Two main terminal and a gate terminal Drain, source, gate Cathode, anode, gate None of these Two main terminal and a gate terminal ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A diac has ___________ pn junctions None of these Four Two Three None of these Four Two Three ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The device that exhibits negative resistance region is ___________. Diac Triac Transistor UJT Diac Triac Transistor UJT ANSWER DOWNLOAD EXAMIANS APP
Power Electronics What happen due to high di / dt? Insulation failure. Breakdown of junction. Local hot spot. None of these. Insulation failure. Breakdown of junction. Local hot spot. None of these. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which semiconductor device acts like a diode and two transistor? UJT. Diac. Triac. SCR. UJT. Diac. Triac. SCR. 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 30° to 180°. 60° to 180°. 60° to 120°. 30° to 150°. 30° to 180°. 60° to 180°. 60° to 120°. 30° to 150°. ANSWER DOWNLOAD EXAMIANS APP
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