Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is Grounding?

2 4346

how u change the vector group of a transformer like DYN1 to ynd11

2 5097

What are the types of circuit breakers ?

Genco, Super Max,

6 6583

Merits & Demarits of Oil circuit & Air circuit breakers ?

Genco,

1596

Two CTs 1600/1 and 35/1 are in series. while checking the ratio test of a CT(1600/1),same 1600A will also pass through the CT having ratio 35/1. Will it be harmfull to the ct(35/1),if yes , what will happen.CT secondary is shorted

3 6014

what is the function of Droop CT and where it is used?

Lanco,

3 33224

In supply RYB are mentioned. But in transformers, why they are mentioning XYZ?

3 15462

Can we use all 3 cores of a cable to connect DC motor + ve terminal and similarly one more cable for - ve terminal.

2 3179

pls define kvarh

2 5275

What is Grounding? any difference b\w earthing? if yes plz explan??

ABB,

3 6383

What is HVAC, PLS SEND DETAIL OF hvac.

6 6629

WHAT TYPES OF OIL(STRUCTURE) ARE USED IN POWER TRANSFORMER INSULATION?

4 5186

why neutral and body earthing of transformers kept separated? what is distance between two is required as per is?

6 26268

what is the pperating squvance in transmission line for circuit braker, isolater & earthing switch.

2 3500

what will happen if i connect or change line with phase terminal

1 2836


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Un-Answered Questions { Electrical Engineering }

Wind mill

1399


What is d main advantage of using double circuit 3 phase transmission ?

1415


I WANT HOW CALCULATE TO CABLE FOR WELDING PLANT ?

1411


for opening electrical shop, tips needed.

1374


What is the lower limit of break-down voltage of converter transformer.

1445






what is magnetizing current test in power transformer

2150


I am B.E.electrical engineer having 7 years of experience in Transformer testing upto 315 MVA.I want to khow how I can get the 'Electrical Valuer' License.

1688


Where can I get Iidian straderd specifications for electrical items or works in web? please help me.

1569


What are the main significances of root locus?

684


how to operate and maintenance of 1500 kva diesel generator set

1327


what is meaning of sympathetic tripping with respect to relays and give the values for current carrying capacities for copper and aluminium cables from 16sq mm to 500sq mm

4344


Dear all, i completed M.E(Power Electronics & Drives) 2011 passed out having 78% so i need job in core side but i don't know how can i receive the calls from electrical companies and i uploaded my CV in naukri, times jobs etc.. In that iam not recieved any mails from good companies so give me best procedure plzzzzzzzzzzzzzzzzzzzzzzzz..... Thanks, K.Linga Reddy Email-id:-lingareddykmthm@gmail.com Ph no:-08015402078

1393


What is the maximum breakdown voltage of 11KVA and 66 KVA power line and how it is calculated?

1801


In synchronization circuit what is the function of Interposing voltage transformer(IVT)and Reverse voltage transformer(RVT)

10950


How can we connect additional batteries to three phase ups? What are parameters we have to check when connecting?

1496