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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

why number of stator and rotor slots are not equal in IM?

1 4174

if a motor has 1500rpm then what will its HP?

Willdale,

3 5782

what is the physical phenomenon because of which skin effect occurs ??

Power Grid,

6 10968

What happens if the Capacitive Voltage Transformer Primary neutral is not earthed. There is a CVT between Transformer and source, and the CVT neutral of the transformer is not earthed, does it effect the transformer while charging or does it effect the transformer charging process.

1 4291

How to address the servo drive for motor

2015

what is skin effect?

MPSEB,

6 7933

What are the disadvantages of LT AVR over HT AVR?

APTransco, Jindal, TNEB Tamil Nadu Electricity Board,

1 5881

in which base we defined the conductor is Dog type, Squirrel type, rabbit type, wolf type etc used in transmission line?

Bhel, CIL,

3 8159

how to find the ballast lost from the actual wattage? for example i am going to buy decorative type 2x36watts fluorescent light fitting for this lamp how to find the ballast lost? is there any formula?

MEIL,

2 5728

What is oil temprature with A/T contacts in Transformer ?

1 3510

WHICH TYPE OF TRANSFORMER USED IN SWITCHYARD IN POWER PLANT?

GE, Lanco, NTPC,

15 24313

IF alternator SCR value will be high means what happen in alternator efficency at operating power factor of 0.8

3863

what is ten delta test? what is the significanse of it

1 2946

for selection of transformer we will considering 5 to 6 times of starting current of higher rating motor connected to secondary side. according to process wise we will start the motors gradually suppose if we will start 15 to 20 motors at a time wat will happen?

1 4244

why ceiling fan give hising sound

2 4710

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Un-Answered Questions { Electrical Engineering }

how to calculate micom relay earth falt time and current sertting

2496

what & how to check the lightning arrester

1915

Which is the oldest hydropower plant in india?

1149

Hello Friends, How can we recognize the CT Star Point is S1 or S2 in case of Electro Mechanical Relays and what is meant by Restraining coil in relays and what is the purpose of that.. thank you in advance..

2168

How to calculate the fuel consumption for 600kva DG genset which connecting with 25%load?

2128

what is Fan Control Cubicle

2484

role of europe union in UK safety legistlation (electrical safety)

1772

How delta connection in the primary of distribution transformer reduces harmonics?how delta connections reduces harmonics?Please answer me...Hope that question is correct.

2218

HOW TO CALCULATE ELECTRICAL, MECHANICAL,& OVERALL EFICIENCY OF GAS ENGINE POWER PLANT

2006

What is the function of Governor in Hydro Power Station? What is the Function of Lightning Arrestor Voltage Transformer (LAVT)?

2811

I want formula to calculate cable size as per load given in length & amp. I searched many sites but didn't right answer. Please reply me asap.

1471

what is KA rating and how can we choose switchgears on applications

1445

what is the minimum recommended leakage current of an earthed cable connected to the body or skid of an alternator

2037

at which voltage level arcing ground is occurs ??????????

2068

PLZ SEND ME SOME UNIQUE PROJECT OF ELECTRICAL ENG (B.TECH)

1957

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