Image:Power factor 0.7.svg

Description	An illustration for power factor, showing the voltage, current, and instantaneous power waveforms along with the average power, over a full cycle, when the current lags voltage by 45°. The curve labels in the key are in descending order by peak value.
Source	self-made, after w:Image:ACPower01CJC.png by User:C J Cowie
Date	2007-10-05
Author	121a0012
Permission (Reusing this image)	This image is ineligible for copyright and therefore in the public domain, because it consists entirely of information that is common property and contains no original authorship. العربية | Afrikaans | Български | Bosanski | Česky | Dansk | Deutsch | English | Esperanto | Español | Français | हिन्दी | Italiano | 日本語 | 한국어 | Magyar | Nederlands | ‪Norsk (nynorsk)‬ | Polski | Português | Русский | Svenska | Türkçe | ‪中文(繁體)‬ | ‪中文(简体)‬ | +/- In case this image would pass the threshold of originality, I, the copyright holder allow the use of this image with the following conditions: {{PD-self}}

This graph was created using Gnuplot 4.2 and then edited with Inkscape. The gnuplot command used to generate the original graph was:

plot \
   cos(x) title "Voltage", \
   0.8*cos(x-45) title "Current", \
   0.8*cos(x)*cos(x-45) title "Power", \
   0.2*sqrt(2) title "Average power"

• Power factor