Power Electronics A single phase full bridge inverter can operate in load commutation mode in case load consists of RL. RLC underdamped. RLC critically damped. RLC overdamped. RL. RLC underdamped. RLC critically damped. RLC overdamped. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics If the anode current is 800 A, then the amount of current required to turn off the GTO is about 600 A. 200 A. 20 A. 400 A. 600 A. 200 A. 20 A. 400 A. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The maximum di/dt in a SCR is Inversely proportional to supply voltage. Directly proportional to supply voltage. Both A and B. Directly proportional to inductance in the circuit. Inversely proportional to supply voltage. Directly proportional to supply voltage. Both A and B. Directly proportional to inductance in the circuit. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The triac is ___________. Like a bidirectional SCR Not a thyristor A four-terminal device None of these Like a bidirectional SCR Not a thyristor A four-terminal device None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A step up chopper has input voltage 110 V and output voltage 150 V. The value of duty cycle is 0.32. 0.45. 0.67. 0.27. 0.32. 0.45. 0.67. 0.27. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Latching current for an SCR inserted between a dc voltage source of 200 V and load is 100 mA. Compute the minimum rate of width pulse required to turn ON the SCR in case load consists of R = 20 Ω in series with L = 0.2 H. 200 µs. 300 µs. 100 µs. 150 µs. 200 µs. 300 µs. 100 µs. 150 µs. ANSWER DOWNLOAD EXAMIANS APP