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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

How can I calculate the require lumen of a room. If I use Tube Light (40 W), Or 100 W incandescent lamp. Please give detail answer.

1 3551

WITCH CARDS IN USE IN FIRE CONTROL PANEL.

1877

WE HAVE A LOAD OF 55KW MOTOR ITS VOLTS 380 3PH AND ITS TAKING 100AMPS (ITS FULL LOAD IS 105AMPS)AND ITS CABLE IS 4CX50SQMM ,NOW ITS GETTING ABNORMAL HEATUP IN CABLE,PLZ TELL WHY ITS HEAT-UP?(CABLE LENGTH IS 15 METERS ONLY)

10 15447

If load current is 70amps or 50amps what range of CT to install for ampere metering

3 6215

where HT & LT capacitor uses ?

NTPC,

2 11134

i want to syncronise 5 nos of DG. How? pls reply

3 5580

I want single line diagram for AMF & DG syncronizing panel

7141

How can i calculate the Breaking capacity of molded case circuit breaker, is the breaking capacity of CB for Diesel generator shall be less than grid supply's breaker ?

2184

I have a 3 phase 600 volt prim. feed and a 120/208 sec. Isolateing tranformer .We are using this system for safety against shock . What is the proper grounding ?? Does the common on sec. get earth ground ???

1 3430

WHAT IS THE TECHNICAL SPECIFICATION OF C CURVE & D CURVE LEGRAND MAKE MCB

2605

why capacitance effect is predominant in underground cable transmission and inductance effect is predominant in over head line transmission?

3637

why insulation cost is more in underground cable than in overhead line?

2 3345

how can we calculate fault current of a line in a 6 bus syatem if the faulted line is known?

1 3512

different aspects of voltage stability

1985

HOW TO CHECK THE VECTOR GROUP OF A TRANSFORMER YD11?

Siemens,

3575

Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

WHY NUTRAL GROUND SYSTEM USED IN 33KV SYSTEM

2179

WHAT IS THE SIGNIFICANCE OF VECTOR GROUPS IN TRANSFORMER? WHAT WILL BE EFFECT WHEN PHASE DISPLACEMENT CHANGES IN TRANSFORMER?WHAT IS THE NEED TO BE PHASE SHIFT CHANGE BETWEEN THE PRIMARY AND SECONDARY WINDING

1752

Why increase in current leads to increase in conductor temperature?

1085

How do we calculate the Out put voltage of generator, after the excitation is being given?

1896

do we use links in a dc circuit?if so what s its use in it?

1984

Why single phase induction motors are not self starting ?

1615

how to calculate the no load current in transformer?

2476

How to Calculate The Neutral Earth flat design calculation for the Synchronised generator (Gen 1-650Kva, Gen 2-725Kva

1607

Why the cores of large transformers build up of circular cross section?

2247

Can i use the B-curve MCB instead of C-curve MCB

1976

hai iam arunkumar. i have applied for an section enginner in rrb. i want lat 5 years solved question papers. if u have please sedn it to arun30682@gmail.com

1776

How can a equal potential zone be carried out in conductors?

1295

what is earth resistance? how to measured? and give values at power station and mcc area?

1930

what is the sludge current

2065

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

2285

For More Un-Answered { Electrical Engineering } Questions Click Here