Power Electronics A UJT is sometimes called ___________ diode. Low resistance Double-base Single-base High resistance Low resistance Double-base Single-base High resistance ANSWER DOWNLOAD EXAMIANS APP
Power Electronics After peak point, the UJT operates in the ___________ region. None of these Negative resistance Cut-off Saturation None of these Negative resistance Cut-off Saturation ANSWER DOWNLOAD EXAMIANS APP
Power Electronics If the anode current is 800 A, then the amount of current required to turn off the GTO is about 200 A. 600 A. 20 A. 400 A. 200 A. 600 A. 20 A. 400 A. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics By which one of the following we can measure the reliability of a string? String efficient. Derating factor. Factor of safety. Reliability factor. String efficient. Derating factor. Factor of safety. Reliability factor. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics In a P1N1P2N2 thyristor which layer is less doped ? P1. N1. P2. N2. P1. N1. P2. N2. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A thyristor string is made of a no. of SCR connected in series and parallel. The string have volume and current of 11 KV and 4 KA. The voltage and current rating of available SCRs are 1800 V and 1000 A. For a string efficiency of 90 % let the number of SCRs in series and parallel are a and b respectively. Then the value of a and b will be 4, 6. 5, 7. 7, 5. 6, 4. 4, 6. 5, 7. 7, 5. 6, 4. ANSWER DOWNLOAD EXAMIANS APP
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