DC Motor Questions and Answers
DC Motor Operation Define motor and explain the electron flow motor rule. A motor is a machine that … Read More
Electromechanical Relay Questions Answers
Define relays and explain how they function. A relay is a device that controls one electrical circuit by … Read More
DC Generator Question and Answer
DC Generator Components State the operating principle of how a DC generator produces electricity. DC generators operate on … Read More
Electric Generator Questions and Answers
AC Generator Working State the purpose of each of the components used in an AC generator. AC generators … Read More
Basic Electric Motor Questions and Answers
AC Motor Types Define AC motor and identify the main parts of an AC motor and state their … Read More
DC Motor | Construction | Parts
This article mainly covers DC Motor Construction and its Parts with labelled diagrams. Furthermore, a cutaway view of … Read More
Electric Motor Parts and Construction
Electric machines are split into groups based on the type of electricity they require, DC, AC, single phase … Read More
Special Transformers and Applications
Instrument Transformers It is unsafe to connect instruments and allied equipment to high voltage and current circuits, so … Read More
Parallel Operation of Transformers
Transformer Compatibility When connecting three-phase transformers in parallel, the two transformers should have the same transformation ratio, phase … Read More
Understanding Transformer Polarity
It is sometimes necessary to operate two or more transformers in parallel and to do so, not only … Read More
Tap Changing Transformer in Power System
With long-distance transmission lines the characteristics of the line affect the voltage at the delivery end of the … Read More
Transformer Losses and Efficiency
Iron Losses Eddy Currents The magnetic core of a transformer consists of many laminations of a high-grade silicon … Read More
