Power Electronics Power electronics essentially deals with control of a.c. power at ___________. Frequencies above 1000 kHz 50 Hz frequency 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 ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The latching current of GTO should be of order 100 mA. 2 A. 1 A. 500 mA. 100 mA. 2 A. 1 A. 500 mA. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of the following is used in SCR to protect from high dV / dt? Snubber circuit. Circuit breaker. Fuse. Equalizing circuit. Snubber circuit. Circuit breaker. Fuse. Equalizing circuit. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics When the emitter terminal of a UJT is open, the resistance between the base terminal is generally ___________. None of these Extremely low Low High None of these Extremely low Low High ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Compared to transistor, ______________ have lower on state conduction losses and higher power handling capability TRIACs. Thyristor. Semi conductor diodes. MOSFETs. TRIACs. Thyristor. Semi conductor diodes. MOSFETs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics If a latching current for the circuit shown in figure is 2 mA. Obtain the value of minimum width of the property turn ON the SCR? 3.3 µs 3.1 µs 3.2 µs 3 µs. 3.3 µs 3.1 µs 3.2 µs 3 µs. ANSWER DOWNLOAD EXAMIANS APP
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