Power Electronics When the temperature increases, the intrinsic stand off ratio ___________. Essentially remains the same None of these Increases Decreases Essentially remains the same None of these Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Power Electronics For series connected SCR’s dynamic equalising circuit consists of R and C in series but with diode across R. R and C in series but with diode across C. series R and diode with C across R. series R and diode with C across R. R and C in series but with diode across R. R and C in series but with diode across C. series R and diode with C across R. series R and diode with C across R. 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. 6000 A. 4242.64 A. 1500 A. 2121.32 A. 6000 A. 4242.64 A. 1500 A. 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 Compared to transistor, ______________ have lower on state conduction losses and higher power handling capability Semi conductor diodes. MOSFETs. TRIACs. Thyristor. Semi conductor diodes. MOSFETs. TRIACs. Thyristor. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Power transistor are type of All of above. MOSFETs. IGBTs. BJTs. All of above. MOSFETs. IGBTs. BJTs. ANSWER DOWNLOAD EXAMIANS APP
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