Power Electronics Thyristor can be protected from over voltages by using voltage clamping device. fuse. heat sink. snubber circuit. voltage clamping device. fuse. heat sink. snubber circuit. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Snubber circuit is used with SCR either series or parallel. anti parallel. in series. in parallel. either series or parallel. anti parallel. in series. in parallel. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The latching current of GTO should be of order 500 mA. 2 A. 100 mA. 1 A. 500 mA. 2 A. 100 mA. 1 A. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A diac has ___________ pn junctions Two Three Four None of these Two Three Four None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Practical way of obtaining static voltage equalization in series connected SCRs is by the use of resistors of different values across each SCR. one resistor across the string. resistors of the same value across each SCR. one resistor in series with each SCR. resistors of different values across each SCR. one resistor across the string. resistors of the same value across each SCR. one resistor in series with each SCR. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics An SCR is considered to be a semi controlled device because it can be turned ON but not OFF with a gate pulse. it conducts only during one half cycle of an alternating current wave. it can be turned ON only during one half cycle of an AC. it can be turned OFF but not ON with a gate pulse. it can be turned ON but not OFF with a gate pulse. it conducts only during one half cycle of an alternating current wave. it can be turned ON only during one half cycle of an AC. it can be turned OFF but not ON with a gate pulse. ANSWER DOWNLOAD EXAMIANS APP
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