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 3555

WITCH CARDS IN USE IN FIRE CONTROL PANEL.

1879

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 15449

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

3 6220

where HT & LT capacitor uses ?

NTPC,

2 11138

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

3 5585

I want single line diagram for AMF & DG syncronizing panel

7142

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 3347

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

1 3514

different aspects of voltage stability

1989

HOW TO CHECK THE VECTOR GROUP OF A TRANSFORMER YD11?

Siemens,

3575

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Un-Answered Questions { Electrical Engineering }

What do you mean by lighting transformer?

1003

anyone please send transformer parameter design formulas & details of tap changer ? plz i have interview this week its more helpful for me ?

1835

how to calculate the distance relay faulty zone?pls explain?

2010

i am gng to visa interview this july i have 4 backlogs gre 1010,toefl 75,pls give me the tips pls pls

2110

I am abt to give IOCL intrv.Plz sir guide me for IOCL intrvw (Electrical).Which subject to be consider. questions are generally asked from which subject.Plz help me out.

1958

Classify milling machines.

1088

how to get electrical supervisour certificate in gujarat

1917

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

3092

If the Brush of DC motor is shifted by 90 deg, then what happens to voltage and torque? Both voltage and torque are zero. how to justify the answer?

1391

What type of a DC motor would you use for a lift?

1031

if field breaker of generator is closed prior to its rated speed on a power generating unit. what will be the effect on generator, unit transformer and starting transformer.

1712

I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?

1931

What is a difference between indoor transformer and outdoor transformer of same rating

5766

How we select the vector group of 3phase power transformer?

2659

What are the types of class b amplifier?

1054

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