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 What happen due to high di / dt? Breakdown of junction. None of these. Insulation failure. Local hot spot. Breakdown of junction. None of these. Insulation failure. Local hot spot. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Dynamic equalizing circuit is used for equal division of voltage across each thyristor in parallel. equal division of voltage across each thyristor. equal division of current through each thyristor in parallel. equal division of current through each thyristor in series. equal division of voltage across each thyristor in parallel. equal division of voltage across each thyristor. equal division of current through each thyristor in parallel. equal division of current through each thyristor in series. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics After peak point, the UJT operates in the ___________ region. Negative resistance Cut-off None of these Saturation Negative resistance Cut-off None of these Saturation ANSWER DOWNLOAD EXAMIANS APP
Power Electronics If the anode current is 800 A, then the amount of current required to turn off the GTO is about 20 A. 200 A. 600 A. 400 A. 20 A. 200 A. 600 A. 400 A. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Anode current in an SCR consists of Both electron and holes. electrons only. holes only. either electron or holes. Both electron and holes. electrons only. holes only. either electron or holes. ANSWER DOWNLOAD EXAMIANS APP
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