Power Electronics A thyristor will be triggered when Vg = 1.5 volt and Ig = 100 mA in the given figure. Calculate the value of R in ohm is 65. 3.714. 37.14. 60. 65. 3.714. 37.14. 60. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics An SCR has half cycle surge current rating of 3000 A for 50 Hz supply. One cycle surge current will be 1500 A. 2121.32 A. 4242.64 A. 6000 A. 1500 A. 2121.32 A. 4242.64 A. 6000 A. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A GTO can be turned on by applying Positive source signal. Positive drain signal. Positive gate signal. None of these. Positive source signal. Positive drain signal. Positive gate signal. None of these. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of following devices has highest di/dt and dv/dt capability? GTO. SITH. SIT. SCR. GTO. SITH. SIT. SCR. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The typical time of rising time lies between 1 - 4 µs. 10 - 20 µs. 40 - 60 µs. 90 - 100 µs. 1 - 4 µs. 10 - 20 µs. 40 - 60 µs. 90 - 100 µs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The turn-on time of an SCR with inductive load is 20 µs. The puls train frequency is 2.5 KHz with a mark/space ratio of 1/10, then SCR will Turn on if pulse frequency us increased to two times. Turn on if inductance is removed. Turn on. Not turn on. Turn on if pulse frequency us increased to two times. Turn on if inductance is removed. Turn on. Not turn on. ANSWER DOWNLOAD EXAMIANS APP