Power Electronics A UJT has ___________. Two pn junctions One pn junction Three pn junctions None of these Two pn junctions One pn junction Three pn junctions None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The latching current of GTO should be of order 100 mA. 1 A. 500 mA. 2 A. 100 mA. 1 A. 500 mA. 2 A. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A triac is equivalent to two SCRs ___________. None of these In inverse-parallel In parallel In series None of these In inverse-parallel In parallel In series ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Maximum power loss occurs during spread time. delay time. all. rise time. spread time. delay time. all. rise time. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The triac is ___________. Like a bidirectional SCR None of these A four-terminal device Not a thyristor Like a bidirectional SCR None of these A four-terminal device Not a thyristor 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 ? 3.0 ohm 0.3 ohm 0.03 ohm 0.3 ohm 3.0 ohm 0.3 ohm 0.03 ohm 0.3 ohm ANSWER DOWNLOAD EXAMIANS APP
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