Power Electronics The typical value of SCR for modern alternator is 0.5. 1.5. 1.0. 1.2. 0.5. 1.5. 1.0. 1.2. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of the following is not a characteristic of UJT? Bilateral conduction Peak-point voltage Intrinsic stand off ratio Negative resistance Bilateral conduction Peak-point voltage Intrinsic stand off ratio Negative resistance ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A string of n parallel SCRs is operated at 72 KA, the rating of each SCR is 1 KA. If derating factor of the string is 0.1. Then calculate the value of n 90. 70. 80. 60. 90. 70. 80. 60. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics During reverse recovery time both B and C. charge carrier of junction J3 is swept out. charge carrier of junction J2 recombined. charge carrier of junction J1 is swept out. both B and C. charge carrier of junction J3 is swept out. charge carrier of junction J2 recombined. charge carrier of junction J1 is swept out. 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
Power Electronics An SCR has half cycle surge current rating of 3000 A for 50 Hz supply. One cycle surge current will be 4242.64 A. 1500 A. 6000 A. 2121.32 A. 4242.64 A. 1500 A. 6000 A. 2121.32 A. ANSWER DOWNLOAD EXAMIANS APP
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