Power electronics essentially deals with control of a.c. power at ____ – McqOptions

MCQOPTIONS

1.	Power electronics essentially deals with control of a.c. power at ___________.
A.	requencies above 20 kHz
B.	requencies above 1000 kHz
C.	requencies less than 10 Hz
D.	0 Hz frequency
Answer» E.

Discussion

No Comment Found

Related MCQs

In a flyback converter, the inductor of the buck-boost converter has been replaced by a
The amount of dielectric heating is inversely proportional to frequency.
In current commutated DC-DC choppers, the voltage spike appears across the load when
Voltage commutation circuit can be converted into a current commutation by interchanging the positions of
The advantage of using free - wheeling diode in half controlled bridge converter is that
In a 3 phase half wave rectifier, when firing angle is less than 90 degree, then the average dc output voltage becomes
The input current waveform of a bridge controlled rectifier when the load is perfectly filtered is
If all the SCR s of 3 phase PAC is replaced by diodes, they would be triggered
A single phase step up cycloconverter changes 50 Hz to 100 Hz. Then one half wave of input will give rise to
A thyristor is reverse biased. A positive gate pulse is applied. The thyristor