Power Electronics Example of a voltage clamping device metal oxide varistor. fast acting fuse. aluminium block. snubber circuit. metal oxide varistor. fast acting fuse. aluminium block. snubber circuit. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which semiconductor device acts like a diode and two transistor? UJT. SCR. Diac. Triac. UJT. SCR. Diac. Triac. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The V-I characteristics for a triac in the first and third quadrants are essentially identical to those of ___________ in its first quadrant SCR Transistor None of these UJT SCR Transistor None of these UJT ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A GTO can be turned on by applying Positive drain signal. Positive source signal. None of these. Positive gate signal. Positive drain signal. Positive source signal. None of these. Positive gate signal. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics What happen due to high di / dt? Breakdown of junction. Local hot spot. None of these. Insulation failure. Breakdown of junction. Local hot spot. None of these. Insulation failure. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The typical time of rising time lies between 90 - 100 µs. 1 - 4 µs. 10 - 20 µs. 40 - 60 µs. 90 - 100 µs. 1 - 4 µs. 10 - 20 µs. 40 - 60 µs. ANSWER DOWNLOAD EXAMIANS APP
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