Power Electronics The turn-on time of an SCR with inductive load is 20 µs. The puls train frequency is 2.5 KHz with a mark/space ratio of 1/10, then SCR will Turn on if pulse frequency us increased to two times. Not turn on. Turn on. Turn on if inductance is removed. Turn on if pulse frequency us increased to two times. Not turn on. Turn on. Turn on if inductance is removed. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A UJT has ___________. Three pn junctions None of these One pn junction Two pn junctions Three pn junctions None of these One pn junction Two pn junctions 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 0.75. 0.2. 0.25. 0.7. 0.75. 0.2. 0.25. 0.7. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The UJT may be used as ___________. None of these A rectifier Am amplifier A sawtooth generator None of these A rectifier Am amplifier A sawtooth generator ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A modern power semiconductor device that combines the characteristic of BJT and MOSFET is FCT. IGBT. GTO. MCT. FCT. IGBT. GTO. MCT. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Power transistor are type of IGBTs. MOSFETs. BJTs. All of above. IGBTs. MOSFETs. BJTs. All of above. ANSWER DOWNLOAD EXAMIANS APP
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