Reactive power requirement requires which element

In summary, the conversation discusses the use of shunt and series capacitors to improve power factor and efficiency in a power line. The suggested formula for the second question is proportional to V2/X. The person agrees with the answer choices for the first and second questions, but notes that series capacitors are not commonly used. They also mention that utilities focus on keeping voltage within allowable limits rather than correcting power factor.
  • #1
jaus tail
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Homework Statement


upload_2018-1-29_11-36-40.png


Homework Equations


I think it should be A for 1st and B for 2nd
Shunt capacitor is used to improve power factor by giving reactive power to line.
Series capacitor is used to improve efficiency of line as it nullifies effect of line inductance.

And for 2nd Q proportional to V2/X is the formula.

The Attempt at a Solution


Am I right or is the pasted answer in picture right?
 

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Likes jaus tail and cnh1995

Related to Reactive power requirement requires which element

1. What is reactive power requirement?

Reactive power requirement is the amount of reactive power needed to maintain the proper functioning of an electrical system. It is often measured in reactive volt-ampere (VAR) and is necessary for the operation of inductive loads, such as motors and transformers.

2. What elements are required for reactive power?

The main element required for reactive power is a capacitor. Other elements that can help to manage reactive power include inductors, transformers, and synchronous condensers.

3. Why is reactive power necessary?

Reactive power is necessary to balance the power flow in an electrical system. It helps to reduce voltage drops and maintain a stable voltage level, which is essential for the proper functioning of electrical equipment.

4. How is reactive power requirement determined?

The reactive power requirement is determined by the type and size of the load, power factor, and the characteristics of the electrical system. It can be calculated using mathematical formulas or measured using specialized equipment.

5. What happens if there is a lack of reactive power?

If there is a lack of reactive power in an electrical system, it can lead to voltage instability, voltage drops, and equipment malfunctions. This can result in power outages and damage to electrical equipment.

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