Electrical Machines
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Why Do We Need to Install a Starter with a Motor?
Why Do We Need to Connect a Starter with Electrical Motors? Essential and Need of Starter with Motor A starter is a device used in motors to start and accelerate.…
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A Simple Circuit Diagram of Contactor with Three Phase Motor
A Simple Circuit Diagram of Contactor with Three Phase Motor
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Applications of Transformers
Uses and Applications of Transformers The operating principle of all kinds of transformers designed for different applications are the same e.g. electromagnetic induction whereas the applications of transformers are different…
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Advantages of a Three Phase Transformer over a Single Phase Transformer
Advantages and Disadvantages of a 3-Φ Transformer Over a 1-Φ Transformer Advantages of Three Phase Transformer over a Single Phase Transformer Following are the advantages of a 3-Φ transformer…
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Transformer Losses – Different Types of Losses in a Transformer
Types of Energy Losses in an Electrical Transformer An ideal transformer is characterized by zero energy losses, making it 100% efficient. However, practical transformers in real-life applications experience energy dissipation in…
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EMF Equation of a Transformer
Transformer’s EMF Equation The magnitude of the induced electromotive force (EMF) or voltage in a transformer can be determined by the EMF equation of the transformer. When a source of alternating…
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Ideal power equation of Transformer
Ideal power equation of Transformer (The ideal transformer as a circuit element) If the secondary coil is attached to a load that allows current to flow, electrical power is transmitted…
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Induction Law of Transformer
Induction Law for Transformer The voltage induced across the secondary coil may be calculated using Faraday’s law of induction, which states that: where VS is the instantaneous voltage, NS is…
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What is an Electrical Transformer? Construction, Working, Types and Applications
What is a Transformer? Its Parts, Operation, Types, Limitation & Application What is a Transformer? As the name suggests, an Electrical Transformer transfers electrical power from one electrical circuit to…
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Simple DC Motor (Electrical Project)
Simple DC Motor – Electrical Project for Beginners This project is based on the working principle of a DC motor i.e. when a current carrying conductor is placed in a…
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