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 70. 90. 80. 60. 70. 90. 80. 60. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Maximum power loss occurs during spread time. delay time. all. rise time. spread time. delay time. all. rise time. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which one is most suitable power device for high frequency (>100 KHz) switching application? Schottky diode. Power MOSFET. BJT. Microwave transistor. Schottky diode. Power MOSFET. BJT. Microwave transistor. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which following is a two terminal three layer device? MOSFET. Power dioed. BJT. None of above. MOSFET. Power dioed. BJT. None of above. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A power semiconductor may undergo damage due to High dv/dt. High di/dt. Low di/dt. Low dv/dt. High dv/dt. High di/dt. Low di/dt. Low dv/dt. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The maximum di/dt in a SCR is Directly proportional to inductance in the circuit. Directly proportional to supply voltage. Inversely proportional to supply voltage. Both A and B. Directly proportional to inductance in the circuit. Directly proportional to supply voltage. Inversely proportional to supply voltage. Both A and B. ANSWER DOWNLOAD EXAMIANS APP
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