Power Electronics Which of following devices has highest di/dt and dv/dt capability? SIT. GTO. SITH. SCR. SIT. GTO. SITH. SCR. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Materials used in heat sink should have high melting point. high thermal conductivity. All of these. large surface area. high melting point. high thermal conductivity. All of these. large surface area. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics CB used for over current protection of thyristor operates when the fault current is of short duration. both (A) and (B). of long period. neither (A) nor (B). of short duration. both (A) and (B). of long period. neither (A) nor (B). ANSWER DOWNLOAD EXAMIANS APP
Power Electronics 60 thyrsistors are connected in series and parallel to form a 10 KV and 5.5 KA switch. Each thyristor is rated for 1.2 KV, 1 KA. The no. of parallel path are 6. The efficiency of the switch is 83.3 %. 90.9 %. 76.3 %. 91.6 %. 83.3 %. 90.9 %. 76.3 %. 91.6 %. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A Triac has three terminals viz ___________ None of these Drain, source, gate Two main terminal and a gate terminal Cathode, anode, gate None of these Drain, source, gate Two main terminal and a gate terminal Cathode, anode, gate ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A single phase full bridge inverter can operated in load commutation mode in case load consist of RL. RLC underdamped. RLC critically damped. RLC overdamped. RL. RLC underdamped. RLC critically damped. RLC overdamped. ANSWER DOWNLOAD EXAMIANS APP
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