Power Electronics Between the peak point and the valley point of UJT emitter characteristics we have ___________ region None of these Negative resistance Saturation Cut-off None of these Negative resistance Saturation Cut-off 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. 60. 80. 70. 90. 60. 80. 70. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The typical value of SCR for modern alternator is 0.5. 1.5. 1.2. 1.0. 0.5. 1.5. 1.2. 1.0. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which statement is true for latching current ? It is related to conduction process of device. It is related to turn on process of the device. It is related to turn off process of the device. Both C and D. It is related to conduction process of device. It is related to turn on process of the device. It is related to turn off process of the device. Both C and D. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Rise time is defined by the interval when anode current rises 10 % to 90 % of its final value. anode voltage drops from 90 % to 10 % of its initial value. both B and C. gate current rises from 90 % to 100 % of it final value. anode current rises 10 % to 90 % of its final value. anode voltage drops from 90 % to 10 % of its initial value. both B and C. gate current rises from 90 % to 100 % of it final value. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Light triggering mainly used in medium voltage direct current transmission. low - voltage direct current transmission. high voltage direct current transmission. all of these. medium voltage direct current transmission. low - voltage direct current transmission. high voltage direct current transmission. all of these. ANSWER DOWNLOAD EXAMIANS APP
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