Power Electronics During gate recovery time charge carrier of J1 junction removed. charge carriers of J3 junction is removed. charge carriers of J2 junction is swept out. charge carriers of J2 junction recombined. charge carrier of J1 junction removed. charge carriers of J3 junction is removed. charge carriers of J2 junction is swept out. charge carriers of J2 junction recombined. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A modern power semiconductor device that combines the characteristic of BJT and MOSFET is IGBT. GTO. MCT. FCT. IGBT. GTO. MCT. FCT. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics After proper turn on of thyristor None of these gate signal must be removed. gate signal is always present. gate signal should present but can be removed. None of these gate signal must be removed. gate signal is always present. gate signal should present but can be removed. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A thyristor string is made of a no. of SCR connected in series and parallel. The string have volume and current of 11 KV and 4 KA. The voltage and current rating of available SCRs are 1800 V and 1000 A. For a string efficiency of 90 % let the number of SCRs in series and parallel are a and b respectively. Then the value of a and b will be 5, 7. 4, 6. 6, 4. 7, 5. 5, 7. 4, 6. 6, 4. 7, 5. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A diac is ___________ switch A d.c. An c. A mechanical None of these A d.c. An c. A mechanical None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The UJT may be used as ___________. None of these A sawtooth generator Am amplifier A rectifier None of these A sawtooth generator Am amplifier A rectifier ANSWER DOWNLOAD EXAMIANS APP
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