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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

In 11KV Double pole structure for each phase we are using Disc one Insulator. Why we are not using 2 r above insulators instead of one insulator?

Genus,

4 9853

What is the difference between Derived earth Fault and measured earth fault.How it works.

1 21061

Which one hurts more AC or DC Current ?

10 11949

WHAT IS DOL STARTER? HOW IT WORK? GIVE ITS CONTROL AND POWER DIAGRAM .

Bhel,

2224

what is star delta starter? how it works? give its control and power diagram.

Bhel, Point to Point Solution, Star Wire,

2135

what is RTD? what is THERMOCOUPLE? What is difference between it?

Bhel,

2 5869

what is induction furnance? how many phase supply given io its coil for 15 or 20 ton furnance?

Bhel,

1 3508

how to decide cable rating? send me cable size,ampere rating data

Bhel,

2 5494

what perpose of use CT ratio in gt,st,uat

1 3620

WHTA IS LIMT OF LEAKGE CURRENT OF 11 KV 1 CORE 1000SQ.MM. XLPE CABLE.LOAD ON CABLE IS AROUND 600AMP .LENGTH 500 MTRS.

L&T,

2211

what happens when you connect a.c and d.c supplies

1 2480

What is the difference between class0.1 and class 0.1s accuracy of current transformers

2 7068

how to identify 3phase....r y b .A new make altnator how to identify R

2 5111

how to modify DOL control panel into Delta Y connection?

ABB, PDCS,

2005

DEAR SIR/MADAM,CLEARLY EXPLAIN ABOUT CRAWLING AND COGGING EFFECTS IN INDUCTION MOTOR.

1947

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Un-Answered Questions { Electrical Engineering }

can we use ZNyn11 transformer instead of Dyn11 transformer in distribution for effectively eliminating harmonics from the industrial loads.

5075

by what factor the starting current is used when comparing star and delta connection for motor starting?

2120

Describe the colour rendering properties of i) tungsten filament lamps ii) tubular fluorescent lamp

3189

What are all present producing cost of Per KWH of various Fuel?

2644

lamination figures

1919

What are the advantages and disadvantages of the dc motors?

1181

why the neutral line is not giving shock to us if we touch it ?

1840

How many types of colling system it trformers?

1216

What are the basic components of the feedback control system?

1100

When calculating the speed of a rotor required for a particular frequency of synchronous generator we use the equation 60f/p Is this p is the number of pole pairs of rotor & do we consider the number of pole pairs in the stator is 1?

2050

What is PQA???Applications........

2438

WHY BLADE & JOW OF ISOLETOR IN SUBSTATION?

5139

How many types of interlocking use in screw type air compressor,make-Kaser(BSD MODEL)?

2147

what is the meaning of 0.5ohm Resistance

1914

how to electronic energy metter failed in electomagnectic fild passing in the metter and which thing to defect more on metter.

2027

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