Why power is generated and transmitted in 3 phases only?
As we know that, power is generated and transmitted in 3 phases and we call it 3 phase system. Why …
What is Skin Effect?
The term “skin effect” has a wide role in AC power system, and people have many doubts regarding this topic, …
Why transformer is rated in kVA not in kW?
Have you ever noticed that Transformers, generators have power rating in kVA but Induction motors and Home appliances have power …
How do pilots see transmission lines during night time?
In our previous post, we have read that what are aerial marker balls? Basically these colourful balls are installed on …
What are those colourful Aerial marker balls on power lines?
Have you ever noticed that some colourful balls are hanging on the High voltage transmission lines or power lines? You …
Disadvantages of Low Power Factor
In our previous Post we have already studied about “what is power factor?” Now, in this post we will study …
WHAT IS POWER FACTOR?
In this blog we will study about “What is Power Factor” and the significance of power factor with a simple …
Vacuum circuit breaker and its working
In this post we will read about vacuum circuit breaker, its construction and working along with advantages, disadvantages and applications …
Active, Reactive & Apparent Power
In this blog we will understand the concept of Active, Reactive and Apparent Power. We will also study about Instantaneous …
SF6 circuit breaker and its types
In a SF6 circuit breaker, the SF6 gas is used as an arc quenching medium. SF6 gas or sulphur hexafluoride …