Power Electronics 4 thyristors rated 200 V in series. The operating voltage of the string is 0.600 V. Derating factor of the string is 0.7. 0.75. 0.25. 0.2. 0.7. 0.75. 0.25. 0.2. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A triac is equivalent to two SCRs ___________. In parallel In series None of these In inverse-parallel In parallel In series None of these In inverse-parallel ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Dynamic equalizing circuit is used for equal division of voltage across each thyristor. equal division of current through each thyristor in parallel. equal division of voltage across each thyristor in parallel. equal division of current through each thyristor in series. equal division of voltage across each thyristor. equal division of current through each thyristor in parallel. equal division of voltage across each thyristor in parallel. equal division of current through each thyristor in series. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Maximum di / dt in a SCR is both A and C. directly proportional to Vm of supply voltage. inversely proportional to Vm of supply voltage. inversely proportional to L in the circuit. both A and C. directly proportional to Vm of supply voltage. inversely proportional to Vm of supply voltage. inversely proportional to L in the circuit. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of the following is disadvantage of fast recovery diodes? Recovery is only 50 µs. Recovery is only 5 µs. None of these. Doping is carried out. Recovery is only 50 µs. Recovery is only 5 µs. None of these. Doping is carried out. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A single phase full bridge inverter can operated in load commutation mode in case load consist of RLC overdamped. RLC critically damped. RLC underdamped. RL. RLC overdamped. RLC critically damped. RLC underdamped. RL. ANSWER DOWNLOAD EXAMIANS APP
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