Electrical Engineering Interview Questions
Questions Answers Views Company eMail

How do you maintain the batteries for generators, what is the daily maintenance of a generator?

Jindal,

2 5066

Do you know how to maintain a generator, if so what are those maintenances?

4 5201

Do you know how to connect a motor of different H.Ps?

5 5345

What accessories required to give the motor with given circuits and do you know the ratings of those accessories?

Hyundai, TCS,

4 10307

Do you know the alignment of a motor?

Reliance,

7 5593

Do you know the overhauling of a motor?

Mecon, EdCET,

12 27910

Do you know the faults occurs generally in motors and how to rectify them?

4 6211

How you take care of a motor from over loading and what are the different overloading ratings of different motors?

3 4010

Do you know how to joint the H.T and L.T Cables?

KESC, Siemens, Simco, MGVCL, Nokia, Oil Country Tubular, Power Control, SAGT, Vivek Engineers,

23 29981

Why a starter is used for a motor?

L&T, Nilachal Polytechnic,

46 77528

What are the starting currents of different motors and also what are the running currents, and idle currents?

6 6022

What are the tests to be taken on a transformer and generator?

Honeywell,

12 23604

What meant by lagging and leading? When if they are occurred what preventive methods should be taken?

L&T, ABB,

14 27083

What loads the lagging and leading effects comes in a circuit?

5 6399

What is meant by Resonance what are the different types of resonance and what are uses of them?

Infosys,

14 20630


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Un-Answered Questions { Electrical Engineering }

what is buffer resistance starter.?.What is the working principle and where it is used..?

429


How to use computer cpu ups use for home inverter circuit board

138


what is the operating time for LBB and how does the LBB relay realise whether cb is opened or not?

263


What is ferro-resonance in electrical system? Why it occurs and what are measures to prevent it?

690


What will be the voltage impact on secondary side of two transformers with different vector groups when both voltages are compared.

463


During Testing of Maintenance Free Earthing, How deep should be the Spikes of Earth Test Meter should be inserted in the soil(one spike is 15 Meter & Other spike is 30 Mtrs away from the Main Earth Electrode. Because, recently, we observed that when spike is inserted 3-4 Inch in the earth- results are better, If spike is inserted 1 feet deep than results are increasing.

323


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

407


Difference between Lugs and Thimbles

309


We have studied about many techniques for finding the stability of system, ROOT LOCUS, ROUTH, BODE PLOT, POLER PLOT etc. In these which is used where. what are the difference among them... PLZ tell me.......

553


what is negative and zero impedance in 3 phase induction motor ??

404


what is the stear deltaprinceple?

314


what is the effect of earth on capacitance in 3-phase and 1- phase transmission line?

580


what r the checklist while installing 500 kva transformer

620


HOW DOES THE SENSITIVE EARTH FAULT PROTECTION PROVIDED BY CBCT FOR MOTOR CAN HELP IN REDUCING THE SIZE OF CABLE USED TO SUPPLY THE MOTOR?

1437


how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?

782