Power Electronics Rise time is defined by the interval when anode voltage drops from 90 % to 10 % of its initial value. anode current rises 10 % to 90 % of its final value. gate current rises from 90 % to 100 % of it final value. both B and C. anode voltage drops from 90 % to 10 % of its initial value. anode current rises 10 % to 90 % of its final value. gate current rises from 90 % to 100 % of it final value. both B and C. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Thermal voltage VT can be given by KT/q. Kq/T. (K2/q)(T + 1/T - 1). qT/K. KT/q. Kq/T. (K2/q)(T + 1/T - 1). qT/K. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A triac is equivalent to two SCRs ___________. None of these In series In parallel In inverse-parallel None of these In series In parallel In inverse-parallel ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The maximum di/dt in a SCR is Directly proportional to supply voltage. Directly proportional to inductance in the circuit. Inversely proportional to supply voltage. Both A and B. Directly proportional to supply voltage. Directly proportional to inductance in the circuit. Inversely proportional to supply voltage. Both A and B. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics After proper turn on of thyristor gate signal should present but can be removed. gate signal must be removed. gate signal is always present. None of these gate signal should present but can be removed. gate signal must be removed. gate signal is always present. None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A GTO can be turned on by applying Positive drain signal. Positive source signal. Positive gate signal. None of these. Positive drain signal. Positive source signal. Positive gate signal. None of these. ANSWER DOWNLOAD EXAMIANS APP