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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

What is the required bending radius requied at the time of cable laying?

1 5022

Why in medium voltage system(3.3kv to 33kv, neutral is earthed with either resistance, reactance or neutral grounding resistance?

Essar,

4 10091

How are harmonics produced in AC machines?

4 8116

How star and delta connections inherently eliminate triplend harmonics?

Blue Star,

1 3037

IF we want to replace I/C bay at our 220 kv substation which is of 140 mw load capacity bay to be replaced by 400 mw capacity bay.other than CT(1200/1) what are the other equipment i have to replace.

Jindal,

1 4083

Does the total power means fundamental plus Harmonics?

2 4533

Does magnetomonopoles exists? one maxwell equation strongly suggests no, but how about their existance in plasma?

2003

can u please mail me the syllabus for GET exam for damodar valley corporation?

2074

why our indian system choose the 230 volt for single phase&415 for 3-phase voltage,in forign side 110 volt is used what is the difference

Jindal,

4 20551

what is the formula for calculation of sac?

TCS,

4 9025

what could be the possible reasons for copper cable to have low insualation?

1 3270

do we use links in a dc circuit?if so what s its use in it?

2024

what is the right method of laying cable tray if we are using EOT crane in shed, better is below or up

1 2605

what is the difference between synchronization and paralleling?

BARC,

13 44006

what is doubling factor in making current of a breaker?

BARC,

2070

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Un-Answered Questions { Electrical Engineering }

What is resonant peak?

1108

What is a dominant pole?

1165

How we calculate the current carrying capacity of H.T. cabel?

2250

can u tell me the promotion from oiller to enginer

1935

where is core-type and shell-type construction suitable for transformers ?

2093

What are the conditions to be satisfied for parallel operation of dc generators?

1097

Does magnetomonopoles exists? one maxwell equation strongly suggests no, but how about their existance in plasma?

2003

given data are load current & power factor cable core size? plz any one update the calculation formula

1895

What is the difference between the impedance percent and impedance voltage ?

2210

how the B-H loop obtain under the static condition

2332

What is transformation ratio what it describes?

1705

As we use capacitor bank in 3ph ckt to improve PF, can we use capacitor in single ph domestric use, in house we have Fan,Mixer,electric cooker,iron,tube choke they also lag the system,because it is inductive load. if it is possible to improve PF of single ph system-- if yes- type of capacitor to be used,connection diagram, working in detail. if no-- list it.

1776

Dear friends, i would like to know that what is the exact function of 'exciter winding' & 'aux winding' in Alternator?

2009

please describe the Transformer setting, Motor setting, I/C setting, Tie setting

1776

What is electrical diversity factor in electrical installations?

1211

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