Power Electronics Leakage current flows through the thyristor in forward blocking mode. reverse blocking mode. forward conduction mode. both forward and reverse blocking mode. forward blocking mode. reverse blocking mode. forward conduction mode. both forward and reverse blocking mode. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A diac is turned on by ___________. Gate voltage Gate current A breakover voltage None of these Gate voltage Gate current A breakover voltage None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The capacitance of reversed bised junction J2 in a thyristor is CJ2 = 20 pF and can be assumed to be independant of the off state voltage. The limiting value of the charging current to turn on the thyristor is 16 mA. What is the critical value of dv/dt? 600 V/µs. 1000 V/µs. 1200 V/µs. 800 V/µs. 600 V/µs. 1000 V/µs. 1200 V/µs. 800 V/µs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics When the temperature increases, the inter-base resistance (RBB) of a UJT ___________. None of these Remains the same Decreases Increases None of these Remains the same Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Maximum di / dt in a SCR is inversely proportional to L in the circuit. directly proportional to Vm of supply voltage. both A and C. inversely proportional to Vm of supply voltage. inversely proportional to L in the circuit. directly proportional to Vm of supply voltage. both A and C. inversely proportional to Vm of supply voltage. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A diac has ___________ pn junctions Two Four Three None of these Two Four Three None of these ANSWER DOWNLOAD EXAMIANS APP
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