Electrical engineering interview questions and answers book

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electrical engineering interview questions and answers book

Electrical Engineering Interview Questions and Answers pdf Book - EEE

How grounding is different than earthings? What is diversity factor in electric installations? Explain Marx circuit. Why human body feel electric shock? What is the principal of motor? What is power factor? Should power factor be low or high?
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Electrical Engineering Interview Questions and Answers Part-1

Electrical Engineering interview questions and answers pdf free download for freshers & Experienced,eee questions. Basic Electrical Interview.

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What is a feedback in Control System. Ane Interview Questions. Zener-breakdown or Avalanche breakdown may occur independently or both of these may occur simultaneously. T means current transformer, and the term P.

Answer: For the generation of elect power we need a prime mover which supplies mechanical power input to the alternator, i, or hydro turbines. If their is high power factor. How to calculate capacitor bank value to maintain unity power factor with some suitable example. Harmonic currents have been present in the electricity supply system for many years.

Electrical Engineering Related Interview Questions

Electrical interview question :Which type of A. Hence, voltage is induced in both the enginesring. Answer: In table fan rotor is rotating part, so the direction of rotation is different. Govindaraju HS.

For the reverse, it is more difficult. New to Wisdomjobs. Abnormal system conditions also cause phase unbalance. Sc Jobs B.

This is impressive for Electrical Engineers. VCB's can be used up to 11kv. Answer : The water is obtained in the boiler and the coal is burnt so that steam is obtained this steam is allowed to hit t he turbinethe turbine which is coupled eectrical the generator generat es the electricity. When the voltage difference is big it will damage the lamp and when the difference is smaller the lamp will glow depending on the type of lamp.

Answer : If their is high power factor, i. Various mediums are used to quench this arc in respective CB's. How can you relate power engineering with electrical engineering. Its value depends upon the speed of rotation of the armature conductors.

This book is based on some of the Electrical and Electronics Engineering interview questions with answers. I think so; it can help you to increase your basic knowledge and confidence in the interview and also written examination. I collect all the data from some books and with the help of internet. Any suggestion in favour of this book will be cordially and thankfully received. However, I am responsible for any remaining errors or inadequacies. Why are not 4 or something else? One end of the wire is connected to the phase and the remaining one connected to earth instead of neutral.

Why computer humming sound occurred in HT transmission line. When supply is provided ,the starter will interrupt the supply cycle of AC. EEE I nterview Question: What is the difference between a four point starter ansqers three point starter. With size of the engibeering transformer or alternator and selection of relying system earthing will be further classified into directly earthed, resistive NGRs earthing. This resistance can be viewed by the output terminals and the energy sources can be removed by leaving the internal resistance behind.

Pu stands for per unit and this will be used in single line diagram of power distribution and it is like a huge electrical circuit with no of components generators, transformers, loads with different ratings in MVA and KV. Those values are called as pu values. Operation carried out in Thermal power stations? The water is obtained in the boiler and the coal is burnt so that steam is obtained this steam is allowed to hit the turbine , the turbine which is coupled with the generator generates the electricity. Why link is provided in neutral of an ac circuit and fuse in phase of ac circuit? Link is provided at a Neutral common point in the circuit from which various connection are taken for the individual control circuit and so it is given in a link form to withstand high Amps. But in the case of Fuse in the Phase of AC circuit it is designed such that the fuse rating is calculated for the particular circuit i.


Why three phases. Starting current is reduced to times of current of Direct online starting. Cables, which are used for transmitting pow. This assures Safety for the person who uses the electrical instrument.

March February What are HRC fuses and where it is used. Diaa Eddine Boudiaf. So it should be zero lagging like inductor.

As long as supply voltage and frequency is constant, these losses remain the same whether the transformer is loaded or not. Tips to bloggers:keyword density is more important in search engine ranking. DC motor Interview Questions! Mention the methods for starting an induction motor.

Resolution:Knee point voltage is calculated for electrical Current transformers and is very important factor to choose a CT. Transformer transforms energy from primary to secondary by induction. Can we measure over voltage and over current by measuring current only. We can protect the equipment also.

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