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 vacuume circuit breaker is not used for EHV

College School Exams Tests, Crompton Greaves,

3 8232

why there is a temperature rise at different metal to metal contact at cable lug??suppose cable is aluminium and the lug is copper,than why the temperature rise takes place??

JK Cement,

2 4864

what is formula to cal cute earth pit numbers and size of earth strip used in earthing?

2216

1.how many earth pits are required for 1000 k.w plant include substion , transformer ? 2. how many earth pits are required for 500kva generator.what is formula to calcute?

2918

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

2081

How to increase the backup of three phase ups?

1 3781

What are the maximum and minimum ratings of MCB,MCCB,ACB,OCB,VCB and SF6 breakers?

ABB, SK E&C, Sodexo,

2 32273

What is maximum load capacity of 800 VA inverter?

5 8642

How to caluculate number of batteries to connect a three phase ups by KVA?

1 4014

how power factor improves by connecting syncronous motor

ACC,

2 4603

is it possible to give the total load from the supply generator's maximum in practical?

2 4330

What happen in ups if phase reverse?

2289

Differene between KVA and KW.

Bharti,

6 9378

What is the difference between generator and alternator?

2 4895

What is difference between slip rings and carbon burushes?

Hyundai, IVRCL,

2 15104

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Un-Answered Questions { Electrical Engineering }

how can calculate 1kva generator running time in 1 liter keroscene

2614

what is the carona effects meaning in HT line transmmission system

2014

I WANT YHE TECHNICAL AND ELECTRICAL SPECIFICATIONS OF 2x4MW 11KV 2x10MW 11KV 2x25MW 11KV 2x100MW 11KV HYDEL POWER PLANT i.e PROTECTION SYSTEM,MONITORING,CONTROL SYSTEM,GENERATION,SYNCHRONISATION,METERING PLEASE SEND THE DETAILS TO MY MAIL ID SPRAVEEN_222@YAHOO.CO.IN

2095

How much ph is maintained of water resistance starter for slipring induction motor ?

2410

my b-tech percentage is 50%. what answer will satisfy the hr ?

2108

how is the cable tray designed & how its total length is calculated for an Industrial plant Say for Ex. (500KW Motor Load)

1896

The simple way of finding the leakage quantity and % in compressed air distribution system

1674

What is the permissible maximum flux density in transformer core?

1237

hey guys help me out.....what are the industrial uses/functions of nozzles in industries

1588

why genarator genarating voltage 11 KV?

1787

what will happen if synchronous machine rotor fed from single phase ac supply

1744

How do I calculate/select Droop CT ratio for various capacity of generators?

3654

which IS or IEC is used for earthing,breakdown voltage of transformer oil, hv/pd testing and all type of electrical testing

2609

explain supply side and demand side energy management with advantages & disadvantages

2150

What current position are you holding in your current company?

2078

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