Power Electronics How can we protect SCR from thermal conditions ? Using CB and fuse. Using equalizing circuit. Use of snubber circuit. Using heat sink. Using CB and fuse. Using equalizing circuit. Use of snubber circuit. Using heat sink. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The maximum di/dt in a SCR is Inversely proportional to supply voltage. Directly proportional to inductance in the circuit. Both A and B. Directly proportional to supply voltage. Inversely proportional to supply voltage. Directly proportional to inductance in the circuit. Both A and B. Directly proportional to supply voltage. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Between the peak point and the valley point of UJT emitter characteristics we have ___________ region Saturation Cut-off Negative resistance None of these Saturation Cut-off Negative resistance None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics An SCR has half cycle surge current rating of 3000 A for 50 Hz supply. One cycle surge current will be 1500 A. 4242.64 A. 2121.32 A. 6000 A. 1500 A. 4242.64 A. 2121.32 A. 6000 A. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which following is a two terminal three layer device? MOSFET. None of above. Power dioed. BJT. MOSFET. None of above. Power dioed. BJT. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics SCRs are used in series to meet high voltage demand. low current demand. low voltage demand. high current demand. high voltage demand. low current demand. low voltage demand. high current demand. ANSWER DOWNLOAD EXAMIANS APP
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