## Tariffs and Power Factor Improvement Interview Questions and Answers

Tariffs and Power Factor Improvement Interview Questions and Answers: 1. What is meant by tariff? Ans. Tariff means the schedule of rates or charges. Tariff, in case of electric supply,…

Leading Power Factor Load: Suppose the load in Fig. 9.46(a) is capacitive, the wattmeter connected in the leading phase would read less value. In that case, WR will be the…

## Power Factor by Two Wattmeter Method

Power Factor by Two Wattmeter Method: When we talk about the power factor in three-phase circuits, it applies only to balanced circuits, since the power factor in a balanced load…

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## Important Questions of Power Factor Improvement

Important Questions of Power Factor Improvement: 1. Why is there phase difference between voltage and current in an a.c. circuit ? Explain the concept of power factor. 2. Discuss the…

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## Power Factor Improvement Methods

Power Factor Improvement Methods: There are many drives which operate at a low power factor. Some of Power Factor Improvement Methods are: An induction motor direct on line. ac-dc diode…

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## Power Factor in Power System Articles

Power Factor in Power System Articles: Low Power Factor Power Factor Power Factor Correction Power Factor Improvement Power Triangle

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## Power Factor Correction Circuit

Power Factor Correction Circuit: To calculate Power Factor Correction Circuit, Consider an inductive load taking a lagging current I at a power factor cos Î¦1. To develop Power Factor Improvement…

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## Power Factor Improvement

Power Factor Improvement: The low power factor is mainly due to the fact that most of the power loads are inductive and, therefore, take lagging currents. In order for Power…