Apparent Power
Trending Questions
Q. An AC source rated 100 V (rms) supplies a current of 10 A (rms) to a circuit. The average power delivered by the source
- may be 1000 W
- may be less than 1000 W
- must be 1000 W
- may be greater than 1000 W
Q. The magnetic field energy in an inductor changes from maximum value to minimum value in 5 ms when connected to an AC source. The frequency of the source is
- 20 Hz
- 50 Hz
- 20 Hz
- 500 Hz
Q. The magnetic field energy in an inductor changes from maximum value to minimum value in 5 ms when connected to an AC source. The frequency of the source is
- 20 Hz
- 50 Hz
- 20 Hz
- 500 Hz
Q. The magnetic field energy in an inductor changes from maximum value to minimum value in 5 ms when connected to an AC source. The frequency of the source is
- 20 Hz
- 50 Hz
- 20 Hz
- 500 Hz