Power Electronics A diac is simply ___________. None of these A triac without gate terminal A single junction device A three junction device None of these A triac without gate terminal A single junction device A three junction device ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of the following is disadvantage of fast recovery diodes? Recovery is only 50 µs. Doping is carried out. Recovery is only 5 µs. None of these. Recovery is only 50 µs. Doping is carried out. Recovery is only 5 µs. None of these. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics CB used for over current protection of thyristor operates when the fault current is neither (A) nor (B). both (A) and (B). of long period. of short duration. neither (A) nor (B). both (A) and (B). of long period. of short duration. 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
Power Electronics Power transistor are type of IGBTs. BJTs. All of above. MOSFETs. IGBTs. BJTs. All of above. MOSFETs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A modern power semiconductor device that combines the characteristic of BJT and MOSFET is MCT. FCT. IGBT. GTO. MCT. FCT. IGBT. GTO. ANSWER DOWNLOAD EXAMIANS APP
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