Transformer: definition and working principle

Transformer: definition and working principle

A transformer is a static device and used to transfer the alternating power from one electric circuit to another electric circuit. The process of transferring power is done without any…

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Vector analysis

Vector analysis

The various quantities of any field can be classified as, Scalar quantity and Vector quantity. Scalar A quantity which has an only magnitude (value). To represents this type of quantity…

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Power transmission mcq

Power System MCQ Transmission #1

Power System MCQ 1 to 15 (Transmission Line) Power system MCQ 1 to 15 Related Articles: http://electricalarticle.com/category/power-system/generation/  

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Power diode MCQ

Power Electronics MCQ #1 Power Diode

Power Electronics MCQ 1 to 10 Basic structure, Operating principle, I-V characteristic and application of power diode is explained. Read article on power diode. Power Diode Power Diode: Construction, Operating…

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Power MOSFET: Construction, Operation, and I-V characteristic

Power MOSFET: Construction, Operation, and I-V characteristic

MOSFET is a three-terminal device. The terminals are Drain, Source and Gate. MOSFET is a short form of Metal Oxide Semiconductor Field Effect Transistor. This device is capable of switching at…

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Equivalent Circuit of Induction Motor

Equivalent Circuit of Induction Motor

The operation of an Induction motor is similar to the operation of the transformer. The equivalent circuit of the induction motor is similar to the equivalent circuit of the transformer….

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Torque Equation of Three-phase Induction Motor

Torque Equation of Three-phase Induction Motor

Let us define some parameters to find the torque produce by the induction motor. = Developed torque = Synchronous speed = Rotor speed = Power transfer from stator to rotor…

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Working of Three-phase Induction Motor

Induction machine is also known as Asynchronous machine. Induction motor operates on the principle of mutual inductance. The induction motor is a device to convert electrical energy into mechanical energy….

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Basic Electrical MCQ

Basic Electrical MCQ #3

Basic Electrical MCQ #3 (31 to 45) Previous                                            …

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Transformer: Construction and Classification

Transformer: Construction and Classification

There are two main parts of the transformer; Magnetic core Winding or Coil 1) Magnetic Core The magnetic core provides a path for magnetic flux. Maximum flux is passing through…

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