Power Electronics The triac is ___________. Not a thyristor A four-terminal device Like a bidirectional SCR None of these Not a thyristor A four-terminal device Like a bidirectional SCR None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics What is used to protect the SCR from over current ? Snubber circuit. Heat sink. CB and fuse. Voltage clamping device. Snubber circuit. Heat sink. CB and fuse. Voltage clamping device. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A 200 A thyristor is to be operated in parallel with a 300 A thyristor. The ON state voltage drops are 1.5 V and 1.2 Volts. What is the value of resistance R to be connected in series with each thyristor, so that current through the combination is 500 A and each of them is fully loaded ? 0.03 ohm 0.3 ohm 0.3 ohm 3.0 ohm 0.03 ohm 0.3 ohm 0.3 ohm 3.0 ohm ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The UJT may be used as ___________. A rectifier None of these A sawtooth generator Am amplifier A rectifier None of these A sawtooth generator Am amplifier 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 20 A. 400 A. 200 A. 600 A. 20 A. 400 A. 200 A. 600 A. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A power MOSFET has three terminals called Collector, emitter and gate. Drain, source and base. Collector, emitter and base. Drain, source and gate. Collector, emitter and gate. Drain, source and base. Collector, emitter and base. Drain, source and gate. ANSWER DOWNLOAD EXAMIANS APP
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