Q2. A series of motor (Load 1) and lighting (load 2) are connected to an AC source as shown in Figure Q2. The AC source, Vs, supplies 415420° V with frequency 50 Hz. Based on this information: 5Ω 100 m 150 Load 1 Load 2 i) Calculate the total load impedance. 2. '1 Vs ii) Calculate the current, I. Figure Q2. (iii) Write the waveform expressions in frequency domain for Vs and I. Draw a phasor diagram consists of Vs and / and state the relationship between Vs and I. (iv) Determine the power factor and calculate the real power, reactive power and apparent power. Establish the power triangle for the load.

Q2. A series of motor (Load 1) and lighting (load 2) are connected to an AC source as shown in Figure Q2. The AC source, Vs, supplies 415420° V with frequency 50 Hz. Based on this information: 5Ω 100 m 150 Load 1 Load 2 i) Calculate the total load impedance. 2. '1 Vs ii) Calculate the current, I. Figure Q2. (iii) Write the waveform expressions in frequency domain for Vs and I. Draw a phasor diagram consists of Vs and / and state the relationship between Vs and I. (iv) Determine the power factor and calculate the real power, reactive power and apparent power. Establish the power triangle for the load.

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)

10th Edition

ISBN:9781337399128

Author:Russell E. Smith

Publisher:Russell E. Smith

Chapter7: Alternating Current, Power Distribution, And Voltage Systems

Section: Chapter Questions

Problem 8RQ

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