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      • Single phase Transformer
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      • protection of power system
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          • Oil Circuit Breaker and its types
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Category - Electrical machines

why trasformer is rated in kVA not in kW
  • Curiosity Questions
  • Electrical machines
  • Single phase Transformer

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 ratings in kW? Before answering this question “why transformer is rated in kVA not in kW”, we...

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  • Electrical machines
  • Single phase Transformer

Transformer and its working principle

In this post we will discuss Definition of Transformer and its working principle A transformer is a static device, it means it has no rotating parts like the other electrical machines such as synchronous machines and induction...

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  • Electrical machines
  • Single phase Transformer

EMF equation of a single phase transformer

As we have already discussed about working principle of a single phase transformer in the previous section. We discussed that whenever a conductor is placed in a changing magnetic field then according to faraday’s law, an...

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ideal transformer schematic diagram
  • Electrical machines
  • Single phase Transformer

Ideal transformer and its phasor diagram

In this particular section we will talk about ideal transformer and we will also see it’s phasor diagram with proper steps. We have already seen Transformer and it’s working principle. Definition an properties of...

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circuit diagram for ampere turns topic explaination
  • Electrical machines
  • Single phase Transformer

Ampere turns relation

In this blog we will discuss Ampere-turns relation. After going through this topic we will get an insight of how the mutual flux sets-up in the core of a transformer and also we will see why the mutual flux ɸM remains almost...

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No load transformer
  • Electrical machines
  • Single phase Transformer

No load Transformer with Phasor Diagram

In a single phase transformer, there is a primary winding and a secondary winding. The winding to which AC voltage source is connected is known as Primary winding, and the winding to which Load is connected is known as Secondary...

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Buchholz relay
  • Electrical machines
  • Power system
  • protection of power system
  • Single phase Transformer

Buchholz relay and its operation

A Relay is a sensing device, which is used to sense the faults in the system. If any fault occurs in the system then the relay will send the signal to the circuit breaker to trip the circuit. The same concept applies with the...

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  • Home
  • Subjects
    • Electrical machines
      • Single phase Transformer
      • Three phase Transformer
      • Three phase Induction motor
      • Synchronous generator(Alternator)
    • Power system
      • protection of power system
        • Types of fuses and their uses
        • Switchgear and protection
        • Circuit Breaker
          • Oil Circuit Breaker and its types
          • Air blast circuit breaker
          • SF6 circuit breaker and its types
        • Buchholz relay and its operation
      • Power system analysis
      • Transmission and Distribution
      • Power system engineering
    • Circuit theory
    • power electronics
    • control system
  • Quiz
    • Basic Electrical Engineering
    • Power system quiz
      • Basic Power system quiz
      • Switchgear & Protection Quiz
    • Electrical machine quiz
      • Electrical machine quiz
    • Control system quiz
      • Basic Control system
    • Electronic measurement and Instruments
      • Basic measurement quizes
  • Curiosity Questions
  • Quizzes and Tests
  • Electrical paathshala 2
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  • Home
  • Subjects
    • Electrical machines
      • Single phase Transformer
      • Three phase Transformer
      • Three phase Induction motor
      • Synchronous generator(Alternator)
    • Power system
      • protection of power system
        • Types of fuses and their uses
        • Switchgear and protection
        • Circuit Breaker
          • Oil Circuit Breaker and its types
          • Air blast circuit breaker
          • SF6 circuit breaker and its types
        • Buchholz relay and its operation
      • Power system analysis
      • Transmission and Distribution
      • Power system engineering
    • Circuit theory
    • power electronics
    • control system
  • Quiz
    • Basic Electrical Engineering
    • Power system quiz
      • Basic Power system quiz
      • Switchgear & Protection Quiz
    • Electrical machine quiz
      • Electrical machine quiz
    • Control system quiz
      • Basic Control system
    • Electronic measurement and Instruments
      • Basic measurement quizes
  • Curiosity Questions
  • Quizzes and Tests
  • Electrical paathshala 2
  • About
  • Contact