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Emf Equation of DC Generator and its Derivation - Electrical Diary

What is the Emf equation of DC Generator? The voltage generated in the armature of any DC generator or motor is determined by an equation. This equation is called the Emf Equation of DC Generat…

Losses and Efficiency of Transformer - Electrical Diary

As we know that transformer is a static electrical device which consists of two or more electric circuit which is linked by a common magnetic circuit.This magnetic circuit transformer electrical en…

Transformer : Working Principle Types and Applications

What is a Transformer? A transformer is a static electrical device which consists of two or more electric circuit which is linked by a common magnetic circuit. This magnetic circuit transformer e…

Types of Electric Breaking | Regenerative break | Reverse Current Breaking | Rheostatic Breaking

Definition of Electric Braking A smooth and safe reduction in the speed of the electric motor is called electric braking. The application of motors, it requires a quick, accurate, or rapid stop of …

Armature resistance Control Of DC Motor | Rheostatic Speed Control of Dc Motor

What is the Armature Control Method of DC Motor? Armature resistance Control Of DC Motor- In this method of speed control of DC motor, an external variable resistor is connected in series with t…

Speed control methods of DC motor - Electrical Diary

What is a Starter? The starter is an electrical device that is used to start a dc motor. the purpose of using a starter to start a dc motor is that the starter gives smooth and control the start of …

Armature Reaction in DC Motor

Definition of Armature reaction- Interaction between main field flux (which is generated by the stator on supplying the external current) and the induced field flux ( which is generated in the arma…

Difference between Primary and Secondary Instrument - Electrical Diary

Primary or absolute instrument -  Primary or absolute instrument are those instrument which indicates the quantity to be measured in term of constants of instruments and in order to find out consta…
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