Power Electronics A power semiconductor may undergo damage due to High dv/dt. Low dv/dt. High di/dt. Low di/dt. High dv/dt. Low dv/dt. High di/dt. Low di/dt. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Snubber circuit is used with SCR in parallel. either series or parallel. anti parallel. in series. in parallel. either series or parallel. anti parallel. in series. 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 5, 7. 4, 6. 7, 5. 6, 4. 5, 7. 4, 6. 7, 5. 6, 4. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics 4 thyristors rated 200 V in series. The operating voltage of the string is 0.600 V. Derating factor of the string is 0.25. 0.7. 0.75. 0.2. 0.25. 0.7. 0.75. 0.2. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A diac is simply ___________. A single junction device None of these A triac without gate terminal A three junction device A single junction device None of these A triac without gate terminal A three junction device ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The UJT may be used as ___________. None of these A rectifier A sawtooth generator Am amplifier None of these A rectifier A sawtooth generator Am amplifier ANSWER DOWNLOAD EXAMIANS APP
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