Power Electronics Delay time is defined by the interval when all of these. gate current increases from 90 % to 100 % of its final value. anode voltage drops from 100 % to 90 % of its actual value. anode current reaches 10 % from forward leakage current. all of these. gate current increases from 90 % to 100 % of its final value. anode voltage drops from 100 % to 90 % of its actual value. anode current reaches 10 % from forward leakage current. 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 SCR will be turned off when anode current is less than holding current. < latching current but greater than holding current and gate signal is 0. < latching current but greater than holding current and gate signal is present. both (A) and (B). less than holding current. < latching current but greater than holding current and gate signal is 0. < latching current but greater than holding current and gate signal is present. both (A) and (B). 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. 1200 V/µs. 800 V/µs. 1000 V/µs. 600 V/µs. 1200 V/µs. 800 V/µs. 1000 V/µs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A GTO can be turned on by applying Positive source signal. Positive gate signal. Positive drain signal. None of these. Positive source signal. Positive gate signal. Positive drain signal. None of these. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics After peak point, the UJT operates in the ___________ region. Saturation None of these Negative resistance Cut-off Saturation None of these Negative resistance Cut-off ANSWER DOWNLOAD EXAMIANS APP