Power Electronics Which of the following is used in SCR to protect from high dV / dt? Snubber circuit. Circuit breaker. Equalizing circuit. Fuse. Snubber circuit. Circuit breaker. Equalizing circuit. Fuse. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A Triac has three terminals viz ___________ Drain, source, gate None of these Two main terminal and a gate terminal Cathode, anode, gate Drain, source, gate None of these Two main terminal and a gate terminal Cathode, anode, gate ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The maximum di/dt in a SCR is Directly proportional to inductance in the circuit. Inversely proportional to supply voltage. Both A and B. Directly proportional to supply voltage. Directly proportional to inductance in the circuit. Inversely proportional to supply voltage. Both A and B. Directly proportional to supply voltage. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The function of snubber circuit connected across the SCR is to increase dV / dt. decrease dV / dt. decrease di / dt. suppress dV / dt. increase dV / dt. decrease dV / dt. decrease di / dt. suppress dV / dt. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics What happen due to high di / dt? Breakdown of junction. None of these. Local hot spot. Insulation failure. Breakdown of junction. None of these. Local hot spot. Insulation failure. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Thyristor is nothing but a Controlled switch. Amplifier with large current gain. Amplifier with higher gain. Controlled transistor. Controlled switch. Amplifier with large current gain. Amplifier with higher gain. Controlled transistor. ANSWER DOWNLOAD EXAMIANS APP
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