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A single phase 50 hz, generator supplies an inductive load of 5 MW at a power factor of 0.8 lagging using OHTL over 20 km. The resistance and reactance are 0.39 and 3.96 . The voltage at receiving station is maintained at 10 KV. The sending end voltage is 11.68 kV. If the voltage regulation is reduced to 50%, then the power factor angle at this operation mode will be ________

A. 18.04 , lagging
B. 18.04 , leading
C. 21.06 , leading
D. 21.06 , lagging
Answer» B. 18.04 , leading


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