Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

DIFFERENCE BETWEEN GROUND AND NEUTRAL?

4 7340

DRAW THE DIFFERENCE BETWEEN GROUND AND NEUTRAL IN BOTH SINGLE PHASE AND THREE PHASE?

2 5116

what is pmg and its use

2 4414

which type of motor using in drilling machine ? & who to produce very high torque in drilling machine?

National Drilling Company,

1 5014

A transformer is used to light a 24volts,70watts lamp from a 240a.c main.The current in the main cable is 0.35A. Calculate, (1) The efficiency of the transformer. (2) the current in the lamp.

1 3563

what is the difference between vector scale and vector diagram?

1 4524

How we select the vector group of 3phase power transformer?

wbsedcl,

2800

What is hysteresis loss?

PWD, SPML,

1 5146

is there any role of power factor with frequency variation? and how we can manage the frequency variation?

Wipro,

2124

pls tel me the electric train traction motors name plate details like rpm,torue,voltage,amps,watts..ect..

2116

mcb kitna type ka hata hai aur uska pura naam please bataye

2 6427

1ampear me kitna watts hota hai aur elcb ka pura naam kya hai

Al Khayyat, Alpha G, BEC, Bhel, CGS, Electrical, Fiem, Firmenich, HLG Habtoor Leighton Group, Jash, Kandia, Maruti Suzuki, Minda, NTPC, ONEIC, Pace Process Controls, SMTC, SR, Sunrise Electrical, Sushil Enterprises, Suzlon, Voltage,

18 166320

why we use ac supply as 415 volts instead of 415 v why we cant apply 230 v for dc

2458

how to find number of run for transformer & alternator secondary side? give the example.

Powergear, Regen Powertech,

2 5423

which on of the transformer have more core losses and why? 1. Distribution Transformer 2. Power Transformer

5 9095

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Un-Answered Questions { Electrical Engineering }

In EHV transmission line a neutral grounding reactor is often placed at neutral point of shunt reactors. What is the recommended protection for this neutral grounding reactor? Should I use a fast closing switch to bypass neutral grounding reactor when this protection operates?

3305

WHAT IS DEAD END IN PROTECTION?

2685

Write down the name of 2 lady Bir Pratin of Bangladesh

2038

IN induction motor pf is increased using capacitors.what will be the effect on motor and system when very large capacitor is accidently installed and pf goes leading.

2224

i need of the bhel question papers along with answers and also give some website names for the downloading question (electrical and electronics engg question)please help me....

1979

Explain different types of d.c motors? Give their applications

1176

What is core CT & it's function?

2234

What are chief characteristics of state-space method and its techniques ?

2217

what's the difference between 'shaft power demand' and 'BHP' , when we consider electrical load list.

1580

How do you calculate the actual power consumption of an inductive load appliance. Say, a deep freezer of 200watts

2202

what is the preventive maintence for ht panels and busbars and vcb abd acb's.

2436

what are inherent currents?

2084

What are the advantages and disadvantages of the ac motors?

1198

If the feeder rating is 7.5 kw or 10 HP star-delta feeder, MCCB is taken as 63 a, contactors-32 a, how much will be the OLR rating or which range OLR should be considered when we concern about type-2 coordination?

2365

Is any generator is developed which is operated with out diesal or other expensive source?

2150

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