A 23-V, 50 Hz, 1-ph supply is feeding the following loads which are connected across it. (i) A motor load of 4 kW, 0.8 lagging p.f. (ii) A rectifier of 3 kW at 0.6 leading p.f. (ii) A lighter-load of 10 kVA at unity p.f. (iv) A pure capacitive load of 8 kVA Determine te capacitance of the capacitor at (a) pf = 0.92 lagging (b)  pf = 0.95 leading (c) pf = unity

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