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 meant by insulation voltage in cables? explain it?

ABB,

4 19867

In distribution transformers, fuse wires are very thin when compared to conductor size. How it's possible?

4 11481

is it possible to convert electrical energy to light energy for transmission purposes?

7 8889

What is power factor? Whether it should be high or low ? why?

9 33547

define the non synchoronism of synchoronous machine in general g or m??

1872

Generally transformers has delta primary and star secondary. But in some transformer i saw Star primary and delta secondary. what is the reason for chosing like this?

2 4271

what are the colour's and their indications in bucholz relay?

4 12004

how tubelight circuit is connected and how it works?

Punj Lloyd Ltd,

7 54975

what is the working principle of electrical motors?

4 30163

what is our body resistance value?

Bhel,

11 42640

is there any lightning by passer is arranged in ship like buildings?

1936

what is the purpose of neutral grounding resistor (NER) and why?

CBRE, Square Textiles,

8 49891

what is static electricity and how it generates?

2 5486

what is the reason for earthing static equipments? why?

3 10032

what is phase voltage and line voltage? in line voltage how 415v is obtained?

9 91697

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Un-Answered Questions { Electrical Engineering }

how to find ratio of CT & PT in 66/11kv 12 mva supply system ? explain with calculation.

2409

how will reduce the voltage. if 12volt/250ma transformer toreduce 6 volt

1969

what is the internal working of star delta starter

2110

what you have to see after one week or month from the day of installation of transformer ?

1720

Why do we perform an open-circuit test and short-circuit test on the transformer?

1120

can you send me the placement papers of electrical engg. from companis like NTPC,DRDO,IOCL,HPCL,BPCL etc.?If,plz send as soon as possible.Thanks.

2147

how to commissioning the genset with amf panel?

2404

hi pal, i am vengatesh from tamilnadu(chidambaram),i have called for the written test for the post of jr executive(ELECTRICAL) of AAI ,I dont know about the question paper pattern,so any kindly help me to face the examination,post me the model question papers and some tips to write my examination to (vengi.annadurai@gmail.com)

1882

Name one of major transformer company in KSA ?

1210

How to determine stage of Automatic Power factor controlling Relay(Apfcr)?

2163

what is the correct method for the outdoor termination of 19/33 KV HT cable step by step?

2075

What is Harmonics how it is produced and what is the method to control the same

2285

why +24 v and -48 v give to BTS? If -48v protect from surge then why we not use -24 v?

1840

what is ground fault in ACB?

2094

which protection used in power plant?

1958

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