In this video, Power factor in AC power System is explained with examples & Phasor Diagrams with following cases. 1. Current in phase with voltage 2. Current leads voltage 3. Current lags voltage Also Difference between KW & KVAr I .e. Active & Reactive Power. Explained Apparent Power also. With Equations S = VI Cos Φ + VI sin Φ S = P + jQ ZwUz For Business Enquiry please mail to: tektalksengineered@gmail.com Video URL: https://youtu.be/edMPwoXIlWQ #powerfactor #activepower #reactivepower #apparentpower #kvakw