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 depreciation factor?

HCC,

1758

what sis the testing procedure of transformer and ht panel?

1 3092

what is the formula for converting dc power(watt) to ac power (watt)?

ABB,

3 8161

why ohmas low not sutable to transformer.

1 4237

why indicated sypply only by 440V in 3-phase system.

2 4265

What information we need to prepare relay coordination chart

1833

1.What is the difference between isolators and circuitbreakers? 2.What is bus-bar?

1 4113

why the vector group of excitation transformer is YD5(150 deg)how is this factor decided.

1 7762

1.Is there any difference between terminologies,HT-HV <- LV? 2.What is the highest transmission voltage level in india?

5 13670

1.two coupled coils with L1=L2=0.6 H have a coupling coefficient of k=0.8 the turns ratio N1/N2 is......

BSNL, SSC,

5 28862

2. A current i=(10+10 sin t)amperes is passed through MI type ammeter. its reading will be.........

SSC,

1899

3.The slip of an IM UNDER FL condition is about.....

SSC,

1 3256

4.In which type of welding is a pool of molten metal used.....

ISRO, SSC, Vizag Steel,

3 20566

5.WHICH TYPE WELDING PROCESSES USES NON CONSUMABLE ELECTRODE.........

SSC,

1693

6. A DC AMMETER HAS R=0.1 OHM & CURRENT RANGE IS 0-100 A IF THE RANGE IS TO BE EXTENDED TO 0-500 A THEN METER REQUIRES SHUNT RESISTANCE OF ..........

SSC,

2 5653

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Un-Answered Questions { Electrical Engineering }

What is Long rod insulator and it's applications..? merits over the disc insulator ..?

1431

While performing stability test of differintial cts how to know the voltage and current on both side of the transformer?

3049

What is the unit of magnetic flux density?

693

What is the difference between isolators and electrical circuit breakers?

616

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

1559

How to reduce -234126219.6403 MVAr generation and by what?

1225

Difference between a pilot wire and a normal conductor?

1563

Why IR value of the (HT cable Plus synchronous motor) is less while individually having IR values in GΩ?

1343

how we decide the require size is this for a known current at fuu load?

1423

at what base you will tell the direction of rotation of dc motors and generators?

657

advantages and disadvantages of inverse definite minimum time RELAY

1050

What are the effects of electrical faults?

594

WHY THE DIMENSION OF TWO SAME RATED MACHINE IS DIFFERENT ?

1494

Define gain margin?

709

What conditions are required for transformer to operate at low frequencies ?

1515

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