Power Electronics A triac is a ___________ switch Mechanical Bidirectional Unidirectional None of these Mechanical Bidirectional Unidirectional None of these 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 0.2. 0.75. 0.7. 0.25. 0.2. 0.75. 0.7. 0.25. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics How can we protect SCR from thermal conditions ? Using heat sink. Using equalizing circuit. Using CB and fuse. Use of snubber circuit. Using heat sink. Using equalizing circuit. Using CB and fuse. Use of snubber circuit. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A step up chopper has input voltage 110 V and output voltage 150 V. The value of duty cycle is 0.45. 0.27. 0.67. 0.32. 0.45. 0.27. 0.67. 0.32. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics IGBT combines the advantages of SITs and MOSFETs. None of these. BJTs and SITs. BJTs and MOSFETs. SITs and MOSFETs. None of these. BJTs and SITs. BJTs and MOSFETs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The device that exhibits negative resistance region is ___________. Diac Transistor UJT Triac Diac Transistor UJT Triac ANSWER DOWNLOAD EXAMIANS APP
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