Power electronics essentially deals with control of a.c. power at ___________.
A. Frequencies above 20 kHz
B. Frequencies above 1000 kHz
C. Frequencies less than 10 Hz
D. 50 Hz frequency
Answer: Option D
Related Questions on Power Electronics
A. Two pn junctions
B. One pn junction
C. Three pn junctions
D. None of the above
The UJT may be used as ___________.
A. Am amplifier
B. A sawtooth generator
C. A rectifier
D. None of the above
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