Power Electronics The device that exhibits negative resistance region is ___________. Diac UJT Transistor Triac Diac UJT Transistor Triac ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Typical range of thyristor turn OFF time is 3 - 100 µs. 3 - 50 µs. 3 - 500 µs. 3 - 10 µs. 3 - 100 µs. 3 - 50 µs. 3 - 500 µs. 3 - 10 µs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Figure shows two thyristors rated 400 A sharing a load current. Current through T2 is 180A. Current through T1 will be 150 A. 120 A. 110 A. 100 A. 150 A. 120 A. 110 A. 100 A. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A single phase full bridge inverter can operated in load commutation mode in case load consist of RL. RLC overdamped. RLC underdamped. RLC critically damped. RL. RLC overdamped. RLC underdamped. RLC critically damped. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics By which one of the following we can measure the reliability of a string? Reliability factor. Derating factor. String efficient. Factor of safety. Reliability factor. Derating factor. String efficient. Factor of safety. 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 2121.32 A. 1500 A. 6000 A. 4242.64 A. 2121.32 A. 1500 A. 6000 A. 4242.64 A. ANSWER DOWNLOAD EXAMIANS APP