Academics – Electro-Technology : 2011/OCT/05
Question
Q14. Three identical delta connected coils each comprising both resistance and inductance draw a total power of 1.2 kW at a power factor of 0.8 from a 440 V, 50 Hz three phase supply.
Calculate EACH of the following:
(a) The current in each coil;
(b) The resistance and inductance of each coil;
(c) The power absorbed if the three coils are now reconnected in star to the same supply.
Asked in Year/Month/Ques No.
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