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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

Basic motor transformer generator

eCentric Solutions,

1489

How to perform a DC resistance test In Alternator and their proceduces?

1758

if the motor rated speed is 950rpm. how to change the above rated speed? is it possible?

1414

what is difference between KW and KVA

1 2353

how to select rating of HT Panel

1453

if we have 320KVA Genset kindly advice how much load we can put it.

1529

For 35 HP motor how much amount of capacitor should be on in kvr to reduce the current bill

1 2376

Why transformer used in UPS??

JLL,

1604

The 3 phase Delta connection RB=440V, BY=350V,.......* is Line to Line voltage RY= ? And Formula....?

1716

if there are six generators (3 gas CATT, one Jenbacher o1 MW each, and two nos Diesel 01 no 01 mw other 0.65mw EDGs ( say), 3 CAtt gas set have identical pole pitch,01mw EDG and Jenbacher gas Set have different pole pitch, how their power connection can be done to connect a common bus bar during installation. in short, how different pole pitched generators power connection can be done to connect a common busbar system through generators incomer ACBs.

1601

1hp single phase load = howmuch 3 phase load

1530

1.4 What is meant by CT knee point voltage and how would you determine it

1687

If we need 4c× 50mm sq cable but it's not available so we can pull 4c×25mm sq two cables?

1416

If we need4× 50mm sq cable but it's not available so we can pull 4×25mm sq 2cables

ABC,

1479

i have gear oil pump with single phase motor.some time its motor starts running in reverse direction rather than forward direction...whats the reason behind this issue. 1- either capacitor is week? 2- or winding is week?

1410

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Un-Answered Questions { Electrical Engineering }

How to test the Secure Elite 440 Multi function meter working condition.

2163

How 3 phase invertor works?

2072

List the power rating of any 5 important electrical appliances used in houses.

2053

If I bring a basic electric meter from the States and hook it up in Costa Rica in a development that has only one transformer for the 50 homes, will it still be accurate regarding the usage of kilowatt hours?

1926

what questions will be asked for 11/33KV licence interview APSEB hyderabad. Can any one share question and answers.

18447

Why should be the frequency 50 hz 60hz only why not others like 45, 95 56 or anything , why should we maintain the frequency constant if so why it is only 50 hz 60hz?

1141

The inventer is a battery, but if lost current at home u will turn on the fan but the is AC and inventer battery is dc . Then how the fan was rotating. What device Or machine in fan converst the Dc power to Ac power

1160

What is the Minimum winding resistance of motors ( small & big)? referance range

2308

wat is the current produced in a 5000v megger? when the positive and negetive terminals are touched on our body get s shock?

1926

What is the basic rule for block diagram reduction technique?

1251

define displacement & magnitude ?

1840

we have 15 ampere variyac but we want 30 ampere variyac what we do

1929

What is the implications when 600 hp motor is started when the unit is running with Transformer of capacity 1500 KVA and DG set of 1000kva

2215

what is control supply rating of a machine

1989

I have done my m.tech in electrical engg discipline. Can any one please suggest me how should I prepare for getting into phd in iit or nit.How should I prepare for getting into lecturership

1698

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