Power Electronics What happen due to high di / dt? None of these. Insulation failure. Local hot spot. Breakdown of junction. None of these. Insulation failure. Local hot spot. Breakdown of junction. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A GTO can be turned on by applying Positive source signal. None of these. Positive drain signal. Positive gate signal. Positive source signal. None of these. Positive drain signal. Positive gate signal. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of the following is disadvantage of fast recovery diodes? Recovery is only 5 µs. Doping is carried out. None of these. Recovery is only 50 µs. Recovery is only 5 µs. Doping is carried out. None of these. Recovery is only 50 µs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics When the emitter terminal of a UJT is open, the resistance between the base terminal is generally ___________. High Low None of these Extremely low High Low None of these Extremely low 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 0.45. 0.67. 0.32. 0.27. 0.45. 0.67. 0.32. 0.27. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics If a latching current for the circuit shown in figure is 2 mA. Obtain the value of minimum width of the property turn ON the SCR? 3 µs. 3.1 µs 3.3 µs 3.2 µs 3 µs. 3.1 µs 3.3 µs 3.2 µs ANSWER DOWNLOAD EXAMIANS APP
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