Power Electronics The latching current of SCR is 20 mA. Its holding current will be 40 mA. 10 mA. 60 mA. 23 mA. 40 mA. 10 mA. 60 mA. 23 mA. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics How can we protect SCR from thermal conditions ? Use of snubber circuit. Using heat sink. Using equalizing circuit. Using CB and fuse. Use of snubber circuit. Using heat sink. Using equalizing circuit. Using CB and fuse. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A power MOSFET has three terminals called Collector, emitter and gate. Drain, source and base. Collector, emitter and base. Drain, source and gate. Collector, emitter and gate. Drain, source and base. Collector, emitter and base. Drain, source and gate. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which following is a two terminal three layer device? None of above. MOSFET. Power dioed. BJT. None of above. MOSFET. Power dioed. BJT. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The device that does not have the gate terminal is ___________. FET SCR Diac Triac FET SCR Diac Triac 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 6, 4. 4, 6. 7, 5. 5, 7. 6, 4. 4, 6. 7, 5. 5, 7. ANSWER DOWNLOAD EXAMIANS APP
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