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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

which type of motor complete it's one rotation in 30 day's.

2 4891

Are you connected Transformer neutral eathing with it's body earthing or earthing met of switch yard.? Yes or No ? why ?

2 4947

1.what is difference in maintain Hz again Hz in USA ? 2.how to calculate the battery AH? 3.why are yearly maintained in transformer how many tests in required?

Areva, Google,

2744

what should be the acceptrd value of winding resistance for 2.5MVA transformer

2272

what is difference between earhing and neutral

2 8273

Find defination of KVA convert in to KW.

ABB,

4 8667

why the efficiency of generator is more than the motor in case of swinburne's test????

1 5215

a solar energy installation utilizes a three phase bridge converter to feed energy into power system through a transformer of 400v/400v.the energy is collected in a bank of 400v battery and is connected to converter through a large filter choke of resistance 10ohms.1.the maximum current through the battrey will be.2.the kva rating of the input transformer is.

GATE,

1 6941

what is the current law ?

Aster, TCS,

4 7245

why we need of power factor correction? give advantages

3 6306

how to calculate transformer load?

Lanco,

2430

In power plant synchronizing time (synchroniging meter should be 12'o clock position only. why not 6'o clock position not possible.

ITC Infotech,

1 3984

What happen to generator if i have unbalanced load?

Reliance Energy, Sail, TCS,

2063

how can i get elcctrical supervisor license & Certificate of competancy in gujarat? i have completed my B.E (Electrical) course from gujarat.

NTPC, Welspun,

2 6871

is it possible to export & import power in a same transformer.how

2 6157

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Un-Answered Questions { Electrical Engineering }

we have a 2.5hp Starite electric motor water pump,the elec motor burned out,we need to replace starting capacitor(old capacitor specs erased),what microfarad rating capacitor do we need? 110-125V

1828

Could the power factor on electrical system can affect the registration of the kwhr meter or the CT/PT?

1914

what maximum range of star & delta in hp or kw ?

1656

how does a submersible pump work..?

1911

why electronic instruments is more favorable than electrical?

1930

What is the name of the winding to which supply is given?

1134

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

1090

Draw torque - speed curve and load curve of induction motor? mark operating point ?

2014

draw a circuit diagram connecting transformer OLTC- RTCC- VCB-Marshalling Box otherwise Explain in words

22991

What is meant by cold loop test in instrument

2561

how to minimize earth resistance upto 2Ω, if the resistance is 6 Ω ?

1804

Pl. give me checklist for installation & commissioning of machine tool.

2256

what is meant by motor startup supervision & motor load jam protection ?

5954

what does a string of resistors in a series will do?

1184

what is lumped and distributed elements?

1910

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