7. Two balanced 30 loads are connected in parallel across a120-volt, abc, 30-source. One load has a kva of 4 at 0.85 pf lagging and the other load hasa kw of 3 at 0.766 leading. Find the system's total line currents, total apparent power, and total power factor.

7. Two balanced 30 loads are connected in parallel across a120-volt, abc, 30-source. One load has a kva of 4 at 0.85 pf lagging and the other load hasa kw of 3 at 0.766 leading. Find the system's total line currents, total apparent power, and total power factor.

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

Chapter2: Fundamentals

Section: Chapter Questions

Problem 2.19P: Consider a single-phase load with an applied voltage v(t)=150cos(t+10)volts and load current...

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Concept explainers

Single Phase AC Circuit

Alternating Current (AC) is a type of electric power in which the electric current changes, both in magnitude and direction, at regular intervals. This AC Circuits can deliver power in either a Single Phase system or a Three Phase system.

Question

7. Two balanced 30 loads are connected in parallel across a120-volt, abc, 30 source. One load has a
kva of 4 at 0.85 pf lagging and the other load has a kw of 3 at 0.766 leading. Find the system's total
line currents, total apparent power, and total power factor.

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