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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

What is the deffrence between Siemens S7-300 & S7-400 PLC?

ADC,

4 33052

Which Programming software are use for Allen bradley PLC's?

ADC,

16 27960

what is the difference between ac and dc generator

14 43124

what will happen when choke in tube light circuit was not working???

7 17336

what is the use of starter in tube light?and what it contains

L&T, RRB,

12 50518

How to calculate the transmission losses incase of overhead transmission lines?

Jindal,

6 13541

what is the different between second harmonics and third harmonics ?

1 4748

what is advantage in open delta connection?

20 73215

why are we maintaining some specific gravity in battery ?

5 9319

how do you test the capacitor bank ?

Essar,

12 39036

what is the procedure for cable sizing or on what basis we will calculate the size of cable?????

ANG, Focus, Mecon,

6 22272

How to take vector group test for Ynd11 transformer.

Voltech,

2 13923

How silicon gel sucks moisture in the transformer, its have any small exaust fan behind silicon gel.

4 7825

what is the function of starter & choke in the tube light set & how choke give 1000 volts while switching on.

ADNOC Abu Dhabi National Oil Company, IBM,

14 86871

How transformer winding & oil gets heat.

3 7066

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Un-Answered Questions { Electrical Engineering }

what is the difference between the characteristics of two different phase bushing of any transformer

1855

distribution is maximum done by a)radial b)network c) parallel d)b & c

2001

0.5,1,1.5,2.5,4.0.6.0,10,16 square mm electrical wires how much take maximum current in 50htz

2199

Star Delta Diagram with full description

2443

why it is not advisable to run low rating (19KVA) DG sets in parallel for long durations even though they are provided with droop ckts (QDC)

1964

what is the use of surge suppresser in 33 KV incoming panel. where it must be installed,inseries with incoming cable surge suppresser must be at incoming of the breaker are outgoing of the breaker

5484

TELL ME WHAT IS INDUCTOR AND CAPACITOR WHAT IS IT BASIC OPERATION ANDFUNCTION?

2078

hi frnz,can somebody give me any project work? i am a 2nd year student & interested in practical works...plz give me some projects

2057

We have a distribution transformer of 750KVA/11kv/440v and an AVR (Servo Stabilizer) of 750KVA on the LT side of distribution transformer. Also we have an ACB of 1200A on the output of distribution transformer (that is on the input of AVR). We want to have an MCCB on the output of AVR. What should be the rating?

2158

Why sometime AVR and sometime Booster coil is used in Alternator? what is the diferance between AVR & Booster coil due to which they are selected

3189

checking procedure of capacitor based motors.used in fans etc?

2183

What is the permissable nutral current of three phase system as per IS standards?

2173

how to read idmt curva

2342

what is the basic construction diffrance between servo motor ans sqiralcage induction motor

2555

what is resver in electrical enginnering with answer

1784

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