Power Electronics Leakage current flows through the thyristor in forward conduction mode. reverse blocking mode. both forward and reverse blocking mode. forward blocking mode. forward conduction mode. reverse blocking mode. both forward and reverse blocking mode. forward blocking mode. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Power electronics essentially deals with control of a.c. power at ___________. 50 Hz frequency Frequencies less than 10 Hz Frequencies above 1000 kHz Frequencies above 20 kHz 50 Hz frequency Frequencies less than 10 Hz Frequencies above 1000 kHz Frequencies above 20 kHz ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The typical time of rising time lies between 90 - 100 µs. 1 - 4 µs. 10 - 20 µs. 40 - 60 µs. 90 - 100 µs. 1 - 4 µs. 10 - 20 µs. 40 - 60 µs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The UJT may be used as ___________. A rectifier None of these A sawtooth generator Am amplifier A rectifier None of these A sawtooth generator Am amplifier ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Spread time is defined as the interval during which both (A) and (B). anode voltage drops from 10 % of its initial value to zero. anode current rises from 10 % to 90 % of its final value. anode current rises from 90 % to its final value. both (A) and (B). anode voltage drops from 10 % of its initial value to zero. anode current rises from 10 % to 90 % of its final value. anode current rises from 90 % to its final value. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Compared to transistor, ______________ have lower on state conduction losses and higher power handling capability TRIACs. Thyristor. MOSFETs. Semi conductor diodes. TRIACs. Thyristor. MOSFETs. Semi conductor diodes. ANSWER DOWNLOAD EXAMIANS APP
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