Power Electronics SCRs are used in series to meet low current demand. low voltage demand. high current demand. high voltage demand. low current demand. low voltage demand. high current demand. high voltage demand. 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? 3.2 µs 3.1 µs 3 µs. 3.3 µs 3.2 µs 3.1 µs 3 µs. 3.3 µs ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The capacitance of reversed bised junction J2 in a thyristor is CJ2 = 20 pF and can be assumed to be independant of the off state voltage. The limiting value of the charging current to turn on the thyristor is 16 mA. What is the critical value of dv/dt? 1200 V/µs. 1000 V/µs. 800 V/µs. 600 V/µs. 1200 V/µs. 1000 V/µs. 800 V/µs. 600 V/µs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The latching current of SCR is 20 mA. Its holding current will be 23 mA. 40 mA. 10 mA. 60 mA. 23 mA. 40 mA. 10 mA. 60 mA. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics What happen due to high di / dt? Insulation failure. None of these. Breakdown of junction. Local hot spot. Insulation failure. None of these. Breakdown of junction. Local hot spot. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics COOLMOS device can be used in application up to power range of 2 KVA. 500 VA. 100 KVA. 1 KVA. 2 KVA. 500 VA. 100 KVA. 1 KVA. ANSWER DOWNLOAD EXAMIANS APP
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