Dry Type Transformers: Types and Applications
What is a Dry Type Transformer? A dry-type transformer does not use any liquid for its cooling and insulation. An oil-filled transformer uses mineral insulating … Read more
Electrical
Difference between Harmonics and Sub-Harmonics
Harmonics is generated when the equipment draws current which is non linear to the applied voltage. The elctronic devices are the non linear devices … Read more
Eddy Current Theory and Applications
What is Eddy Current? According to Faraday’s and Lenz’s law, when varying magnetic field is subjected to a conducting loop, emf of different magnitude is … Read more
Advantages and Disadvantages of Induction Motor
There are some of the advantages of induction motors compared to DC motors and synchronous motors. We will also discuss disadvantages of induction motors compared to … Read more
Resistance and Leakage Reactance or Impedance of Transformer
Leakage Reactance of Transformer The flux generated in the primary winding of the transformer gets linked with both the primary and secondary winding. However, all … Read more
Advantages of Parallel Operation of Transformers
Parallel operations of transformer: Definition-Connection of the primary winding of two transformers to a common supply voltage and connection of the secondary winding of both … Read more
Maximum Power Transfer Theorem | Proof,Formula
Maximum power transfer theorem is a tool for determining the condition of maximum power transfer. The maximum power transfer theorem states that the source can … Read more
Ideal and Practical Voltage Source Explained
The voltage source supplies current to the electrical circuit. When the load is connected across the voltage source, the voltage source supplies current to the … Read more
What is Dependent Voltage Source?
The dependent voltage source is a four-terminal device whose output voltage is controlled either by circuit current or voltage. The output voltage is dependent on … Read more
What is Active, Reactive, and Apparent Power?
Active Power The power drawn by the load to do work is called the True power, Active power, or real power. When electrical energy is … Read more