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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

all 3 current transformers (C.T) are burnt in a L.T Panel - what are the possible reasons

5 7329

Why front mounted CT polarities are always towards breaker?

2024

What is the function of Antipumping Relay and Lockout Relay?

1 4526

Differentiate between power relay and reverse power relay?

ABB, TVS,

2 9757

WHAT IS A LINE CURRENT AND PHASE CURRENT

3 6768

How many distance in distribution pole OR 33Kv line pole

Sail,

2 13583

ow can i get certificate of competency as electrical supervisor and my diploma in electrical engineering from jalgaon.

ONGC,

2362

what is the significance of cabability curve of alternator

2228

solor panels arrange some angle,panel is flat fitted energy was produced or not why?

1901

Why is ignitor used in sodium vapour lamp

1 3560

In star and delta connected systems , for driving power and as well as light load which one you will preferred?

Aramco, IBM,

2 5760

Relation in between KWH & KVAH for Electrical consumption unit & how we can relate if KWH is lower than KVAH

Deepak Fertilisers, Torrent Pharma,

11 143610

why the value of k is more in shell typr transformers?

2000

why we changed the polarity of DC generator ?

DMRC, Microsoft,

1 5703

1) Can anyone give me a typical value for Insulation Resistance of 11kV xlpe cable? 2) How much will the IR value decrease per KM of cable length added?

1 3973

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Un-Answered Questions { Electrical Engineering }

Explain what is electric traction?

1139

Which are resistive loads & which one are inductive loads : Refrigerator, Split air conditioner, ceiling fans, well pump, fluoresecent bulbs, T.V, CRT Monitors, Adsl Routers, C.P.U, Printers, Deep Freezers, Speakers, DVD Players, Microwave oven etc. ? Output Power for these Appliances Would be same like this : P = V * A * P.F Or would be changed ? thanks

3963

What are the operation carried out in thermal power station?

1061

what is the difference between torque induced and torque load?compare them with respect to dc motor?

2305

Installation resistance for whole installation of 16 kva & 25 KVA DTRA a) Between each conductor b) between conductor to earth c) installation resistance for each apparatus, each conductor to earth d) earth resistance for the system of earthing

1922

advantages & disadvantages of Lagging and leading power factor .

9626

Can anybody post questions asked in Engineers India Limited Interview? Thanks in advance.

2384

for opening electrical shop, tips needed.

1829

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?

2009

either water sensor or flow meter,how we observe the water level, f any other equipment are in market ?

1879

How can we calculate the transformer rating if the load calculated is 1000KW (11Kv Supply)?

1082

what happen if drive input fail momentry at 48.5 HZ frequency?

1926

how to calculate the earth fault current

2503

write a c++ code that receives an integer number and display the sum of the number and its revers integer?

2039

What is the actual calculation for transformer short circuit test?.

2464

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