Power Electronics Which of the following is used in SCR to protect from high dV / dt? Equalizing circuit. Circuit breaker. Snubber circuit. Fuse. Equalizing circuit. Circuit breaker. Snubber circuit. Fuse. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics An SCR is considered to be a semi controlled device because it can be turned ON only during one half cycle of an AC. it can be turned OFF but not ON with a gate pulse. it conducts only during one half cycle of an alternating current wave. it can be turned ON but not OFF with a gate pulse. it can be turned ON only during one half cycle of an AC. it can be turned OFF but not ON with a gate pulse. it conducts only during one half cycle of an alternating current wave. it can be turned ON but not OFF with a gate pulse. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The latching current of SCR is 20 mA. Its holding current will be 10 mA. 23 mA. 40 mA. 60 mA. 10 mA. 23 mA. 40 mA. 60 mA. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics ON state voltage drop across SCR lie between the range 1.5 - 2 V. 0 - 0.5 V. 1 - 1.5 V. 0.5 - 1 V. 1.5 - 2 V. 0 - 0.5 V. 1 - 1.5 V. 0.5 - 1 V. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Power electronics essentially deals with control of a.c. power at ___________. Frequencies less than 10 Hz 50 Hz frequency Frequencies above 20 kHz Frequencies above 1000 kHz Frequencies less than 10 Hz 50 Hz frequency Frequencies above 20 kHz Frequencies above 1000 kHz ANSWER DOWNLOAD EXAMIANS APP
Power Electronics What may happen high dV / dt? Both A and B. Anyone of these. Breakdown of J2 junction. Unwanted turn ON. Both A and B. Anyone of these. Breakdown of J2 junction. Unwanted turn ON. ANSWER DOWNLOAD EXAMIANS APP
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