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,

2224

what sis the testing procedure of transformer and ht panel?

1 3777

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

ABB,

3 9450

why ohmas low not sutable to transformer.

1 4950

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

2 5067

What information we need to prepare relay coordination chart

2283

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

1 4939

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

1 8562

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

5 16110

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 32037

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

SSC,

2285

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

SSC,

1 3945

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

ISRO, SSC, Vizag Steel,

3 21882

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

SSC,

2042

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 6598

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Un-Answered Questions { Electrical Engineering }

What is the tipical Online UPS input voltage for 20 KVA load ( 3 Phase or 1 Phase )? Why ? Explain it...?

2598

What is a dc motor?

1116

how to prepare the technical test

2050

i want to put single phase load on scott connected transformer,eventhough how to balance the transformer.

1796

In MEP Services what are parts of STP and what are there function?

3508

WHY THE DIMENSION OF TWO SAME RATED MACHINE IS DIFFERENT ?

2113

3Cx240 & 3Cx300 sqmm Al. cable from lv side. What is the calculation for this cable??

1364

What is the practical way to calculate the cable size for known ampere load?

1391

What is the actual meaning of thermal power efficiency ?

2081

how many types control panel of a 132/33 kv substation

2603

the typical output of a solar cell is........

2308

hi frenz,its aswathy.i hve aplied for the hpcl test on feb,pls send the test patern & the placement papers as soon as possible. mail-id :kjaswathy@gmail.com

1744

In Power cable specification what is U0/U and Um.

3740

how the works electronic energy meter?

2119

dg earth connect only in the amf panel or not why

2039

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