Power Electronics Delay time is defined by the interval when anode voltage drops from 100 % to 90 % of its actual value. all of these. anode current reaches 10 % from forward leakage current. gate current increases from 90 % to 100 % of its final value. anode voltage drops from 100 % to 90 % of its actual value. all of these. anode current reaches 10 % from forward leakage current. gate current increases from 90 % to 100 % of its final value. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of following devices has highest di/dt and dv/dt capability? GTO. SIT. SITH. SCR. GTO. SIT. SITH. SCR. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A Triac has three terminals viz ___________ Cathode, anode, gate None of these Drain, source, gate Two main terminal and a gate terminal Cathode, anode, gate None of these Drain, source, gate Two main terminal and a gate terminal ANSWER DOWNLOAD EXAMIANS APP
Power Electronics By which one of the following we can measure the reliability of a string? Factor of safety. Derating factor. Reliability factor. String efficient. Factor of safety. Derating factor. Reliability factor. String efficient. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which semiconductor device acts like a diode and two transistor? SCR. UJT. Diac. Triac. SCR. UJT. Diac. Triac. 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 ? 0.3 ohm 3.0 ohm 0.3 ohm 0.03 ohm 0.3 ohm 3.0 ohm 0.3 ohm 0.03 ohm ANSWER DOWNLOAD EXAMIANS APP
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