Power Electronics Power electronics essentially deals with control of a.c. power at ___________. Frequencies above 20 kHz Frequencies less than 10 Hz Frequencies above 1000 kHz 50 Hz frequency Frequencies above 20 kHz Frequencies less than 10 Hz Frequencies above 1000 kHz 50 Hz frequency ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Compared to transistor, ______________ have lower on state conduction losses and higher power handling capability Semi conductor diodes. TRIACs. MOSFETs. Thyristor. Semi conductor diodes. TRIACs. MOSFETs. Thyristor. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of following is normally ON device BJT. TRIAC. IGBT. SIT. BJT. TRIAC. IGBT. SIT. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Gate circuit or triggering circuit of a thyristor is may be low power or high power circuit. lower power circuit. high power circuit. magnetic circuit. may be low power or high power circuit. lower power circuit. high power circuit. magnetic circuit. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A modern power semiconductor device that combines the characteristic of BJT and MOSFET is FCT. GTO. IGBT. MCT. FCT. GTO. IGBT. MCT. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A UJT has ___________. Three pn junctions One pn junction None of these Two pn junctions Three pn junctions One pn junction None of these Two pn junctions ANSWER DOWNLOAD EXAMIANS APP
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