Three loads connected in parallel across a 1000-V (RMS), 60-Hz single-phase source. Load 1: Inductive load, 125 kVA, 0.28PF lagging Load 2: Capacitive load, 10 kW, 40 kVAR Load 3: Resistive load, 15 kW a)    Determine the total kW, kvar, kva, and supply power factor. b)    In order to improve the power factor to 0.8 lagging, a capacitor of negligible resistance is connected in parallel with the above loads. Find the KVAR rating of that capacitor and the capacitance in μf . c)    Comment on the magnitude of the supply current after adding the capacitor

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Single Phase AC Circuit

Alternating Current (AC) is a type of electric power in which the electric current changes, both in magnitude and direction, at regular intervals. This AC Circuits can deliver power in either a Single Phase system or a Three Phase system.