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 principle operation of transformer?

9 11166

What is the numerical quantity of sqcm?

2081

Any one who apply for Ferro Scrap Nigam Limited cn join with me at rajuhalder@indiatimes.com or 09669717028

SSS,

2037

what is onan, onaf, ofan, ofaf in transformer?

8 98093

for a 5hp motor to operate from 100kva generator ,what size of cable required in sqmm.

DSC, Indraprastha Gas Limited IGL, UltraTech,

2 9317

how much capacity(rating) of generator required to operate a load of 100kv.

DSC,

6 9878

how works inductive &capacitive sensors?

2043

How do i calculate sizing of transformer on didstrubution load for high rise building.What should be MVA Rating of MV Panel feding by 122 kv.

2 6043

WHAT IS THE NECESSITY OF GIVING PARTICULAR COLOURS FOR 3 PHASE TRANSFORMERS.....

5 7519

(1)For 3 No 1500 KVA transformer require on one single bus bar or need to be section through bus coupler means upto 3MVA.(2) 22KV Net work system as ring, How maney I/C required or 0ne I/C and one O/G.(3) What should be rating of VCB for 22 KV line.(4)Electrical/mechanical inter lock, why we need.

2162

Can we manually synchronize two DG sets of same ratings manually without using speed biasing ? If yes then how?

4 9038

How to calculate Ith (I thermal) for curent transformer

2137

how to syncronize two dg sets

3 7714

What is difference between 3 point and 4 point starter

Genco, Kaltec, TATA,

1 4707

substation+ plc system

2136

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Un-Answered Questions { Electrical Engineering }

during installation time of transformer and alternator which points we have to observed?

2015

How to synchoronize the generator (with gcb,GT) to grid????? ????? from Grid iam getting power (rated 400kv/20kv) through GT and its goes to UAT.,,ST.,, now my generator(rated 20kv ) ready.,, now iam closing my GCB.,, in GT iam suddenly giving 20kv on that Gt.,, what will happend

2130

what a function diesel generetaor turbo charger & turbo charger is more heated explain reason ?

2305

how do i work out the Amps of a incommer if i am running 1 37 KW motor and a 0,75 KW motor and some solinoids

1953

what is cathodic protection and why it use in industries?

2352

What happen to the transformer if the OLTC frequently used for lower and raise occured 50times daily?

2104

What is the implications when 600 hp motor is started when the unit is running with Transformer of capacity 1500 KVA and DG set of 1000kva

2276

what is formula for zero phase sequence of nuetal earthing transformer of 6.6 kv

2354

Why increase in current leads to increase in conductor temperature?

1188

Z transform is use when system is not a) converges b) diverges

1736

what would u consider to be the basic purchase order information you would need to proceed with a cable inspection assignment?

1955

What type of DC motor would you see for a lift?

1140

What are the types of transformers according to the arrangement of iron cores?

1184

i have some screw comprressor with 630kw power,i have established them with simple star to delta circuit,by the way there is so much inertia when the screw comprressors start, can you offer me contactors power with 400vac or any cataluge to choose the contactors

1911

what is Fan Control Cubicle

2535

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