What are the characteristics of an excellent DC power source? Give 3 and explain.
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What are the characteristics of an excellent DC power source? Give 3 and explain.
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- Discuss the concept of power factor in AC circuits and its significance in power distribution.A DC line has a resistance of 0.8 ohms. A load of 10 KW is taken at far end, while at the midpoint a current at 14 ampere at 204 volt is taken.Please find the supply voltage.Discuss the concept of power factor in electrical engineering. How does it affect the efficiency of a power system?
- Explain the concept of power factor and its importance in electrical power systems.A very important parameter in AC power circuits is power factor. Explain what “power factor” is, and define its numerical range. It is in the best interest of power distribution systems to maintain the power factors of distant loads as close to unity (1) as possible. Explain why.Draw and explain a typical power curve for a wind turbine and write the definition of the four important terms that are shown in the power curve
- What is power factor? what are the causes of low power factor and how do you improve the power factor?Wiat is the difference between a real independent voltage source and an ideal independent voltage source? Give an example of a real voltage source and explain how it differs from the ideal.Find static DC current