AC power in a load can be controlled by using_____________?

Related Mcqs:

A step up chopper has input voltage 110 V and output voltage 150 V. The value of duty cycle is_____?

A. 0.32 B. 0.67 C. 0.45 D. 0.27...

A power MOSFET has three terminals called___________?

A. Collector, emitter and gate B. Drain, source and gate C. Drain, source and base D. Collector, emitter and base...

For swept frequency measurements, the input impedance of the mismatched transmission line would vary with frequency as the electrical length of the transmission line would

A. Decrease with frequency B. Remains same with change in frequency C. Increase with frequency D. Either A. or B....

Form factor of a rectifier is the ratio of ______________?

A. Root mean square value of voltage and current to its peak value B. Root mean square value of voltage and current to its average value C. Average value of current and voltage to its root mean square value D. Peak value of current and voltage to its root mean square value...

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...