Power Electronics A UJT has ___________. Three pn junctions Two pn junctions One pn junction None of these Three pn junctions Two pn junctions One pn junction None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics By which one of the following we can measure the reliability of a string? Reliability factor. Derating factor. Factor of safety. String efficient. Reliability factor. Derating factor. Factor of safety. String efficient. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The triac is ___________. A four-terminal device Not a thyristor None of these Like a bidirectional SCR A four-terminal device Not a thyristor None of these Like a bidirectional SCR ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Delay time is defined by the interval when gate current increases from 90 % to 100 % of its final value. anode current reaches 10 % from forward leakage current. all of these. anode voltage drops from 100 % to 90 % of its actual value. gate current increases from 90 % to 100 % of its final value. anode current reaches 10 % from forward leakage current. all of these. anode voltage drops from 100 % to 90 % of its actual value. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Power transistor are type of BJTs. MOSFETs. IGBTs. All of above. BJTs. MOSFETs. IGBTs. All of above. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which one is most suitable power device for high frequency (>100 KHz) switching application? BJT. Schottky diode. Power MOSFET. Microwave transistor. BJT. Schottky diode. Power MOSFET. Microwave transistor. ANSWER DOWNLOAD EXAMIANS APP
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