Power Electronics SCRs are used in series to meet high voltage demand. high current demand. low current demand. low voltage demand. high voltage demand. high current demand. low current demand. low voltage demand. 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 UJT None of these SCR Transistor UJT None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics What happen due to high di / dt? Local hot spot. Insulation failure. Breakdown of junction. None of these. Local hot spot. Insulation failure. Breakdown of junction. None of these. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics How can we protect SCR from thermal conditions ? Using heat sink. Use of snubber circuit. Using equalizing circuit. Using CB and fuse. Using heat sink. Use of snubber circuit. Using equalizing circuit. Using CB and fuse. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics In reverse blocking mode of a thyristor junction J1, J3 is in reverse bias and J2 is in forward bias. junction J3 is in forward bias and J1, J2 in reverse bias. junction J2 is in reverse bias and J1, J3 is in forward bias. junction J1 and J2 is in forward bias and J3 is in reverse bias. junction J1, J3 is in reverse bias and J2 is in forward bias. junction J3 is in forward bias and J1, J2 in reverse bias. junction J2 is in reverse bias and J1, J3 is in forward bias. junction J1 and J2 is in forward bias and J3 is in reverse bias. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A modern power semiconductor device that combines the characteristic of BJT and MOSFET is GTO. MCT. FCT. IGBT. GTO. MCT. FCT. IGBT. ANSWER DOWNLOAD EXAMIANS APP
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