120V, 60 Hz source is connected to a distribution line whose resistance, and inductive reactance is 0.001Ohm, j0.002 Ohm, respectively. Single phase, 10HP, 120V, 0.85 pf. motor and 4Kw, 120V heater are connected in parallel.
Find
• current flowing in each load before connecting the capacitor and after connecting capacitor,
• Line losses before connecting the capacitor and after connecting capacitor,
• power factor of the source before connecting the capacitor and after connecting capacitor,
• Power consumed by the load before connecting capacitor and after,
• Total impedance of the circuit before connecting capacitor and after,
• The value of the capacitor to improve the power factor to unity. (connect the capacitor in parallel with the load to improve the power factor)