A single phase a.c. generator supplies the following loads : (a) Lighting load of 40 kW at unity power factor. (b) Induction motor load of 80 kW at power factor 0.866 lagging. (c) Synchronous motor load of 50 kW at power factor 0.85 leading. Calculate the total kW and kVA delivered by the generator and the power factor at which it works.

A single phase a.c. generator supplies the following loads : (a) Lighting load of 40 kW at unity power factor. (b) Induction motor load of 80 kW at power factor 0.866 lagging. (c) Synchronous motor load of 50 kW at power factor 0.85 leading. Calculate the total kW and kVA delivered by the generator and the power factor at which it works.

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter3: Power Transformers

Section: Chapter Questions

Problem 3.46P: The motors M1andM2 of Problem 3.45 have inputs of 120 and 60 MW, respectively, at 13.2 kV, and both...

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