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. 60. 80. 70. 90. 60. 80. 70. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics In a UJT, the p-type emitter is ___________ doped Lightly Moderately None of these Heavily Lightly Moderately None of these Heavily 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 overdamped. RLC critically damped. RLC underdamped. RL. RLC overdamped. RLC critically damped. RLC underdamped. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A diac has ___________ semiconductor layers Four Two None of these Three Four Two None of these Three ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A UJT has ___________. None of these Three pn junctions Two pn junctions One pn junction None of these Three pn junctions Two pn junctions One pn junction 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 2121.32 A. 6000 A. 4242.64 A. 1500 A. 2121.32 A. 6000 A. 4242.64 A. 1500 A. ANSWER DOWNLOAD EXAMIANS APP
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