Academics – Electro-Technology : 2015/JUL/04 – 2012/MAR/04
Question
Q3. A coil of inductance 0.1 H has a power factor of 0.7 and is connected in parallel with a capacitor ‘C’ across 120 V 60 Hz supply. Calculate EACH of the following:
(a) The resistance of the coil;
(b) The value of ‘C’ if the total current is 4 A at p.f. 0.4 leading;
(c) The power dissipated by the combined circuit;
(d) The kVA for the combined circuit.
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