Power Electronics The device that exhibits negative resistance region is ___________. Transistor Triac UJT Diac Transistor Triac UJT Diac ANSWER DOWNLOAD EXAMIANS APP
Power Electronics To meet high current demand we use SCRs in parallel connection. series connection. anti parallel connection. both B and C. parallel connection. series connection. anti parallel connection. both B and C. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics An SCR is considered to be a semi controlled device because 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 conducts only during one half cycle of an alternating current wave. it can be turned ON but not OFF with a gate pulse. 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 conducts only during one half cycle of an alternating current wave. it can be turned ON but not OFF with a gate pulse. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Practical way of obtaining static voltage equalization in series connected SCRs is by the use of resistors of the same value across each SCR. one resistor across the string. one resistor in series with each SCR. resistors of different values across each SCR. resistors of the same value across each SCR. one resistor across the string. one resistor in series with each SCR. resistors of different values across each SCR. 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 400 A. 600 A. 20 A. 200 A. 400 A. 600 A. 20 A. 200 A. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Dynamic equalizing circuit is used for equal division of current through each thyristor in series. equal division of current through each thyristor in parallel. equal division of voltage across each thyristor. equal division of voltage across each thyristor in parallel. equal division of current through each thyristor in series. equal division of current through each thyristor in parallel. equal division of voltage across each thyristor. equal division of voltage across each thyristor in parallel. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS