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 positive,negative and zero sequence in power system?

4 9454

what modulation is used in landline telephone signals?

2 11023

how does bode plot have an advantage over root locus? how does it determine the stability of a system depending upon the location of poles and zeroes?

NBKR,

2 25003

Why the output of OP-AMP is always less than Vcc?

1979

In generation,transmission and distribution voltage frequency is either 50HZ or 60 HZ;why are only these frequencies?

2 5281

What is the Ramping rate of Generator. What mena Ramping rate

Siemens,

2 8129

what is ramping rate of generator

Core,

2099

How to create a SCADA diagram on PC? I run the DG everyday but i dont know how that animated single line diagram is created.Please answer.

1 4561

why so maney smaller size capacitor use instead of single Big size capacitor in apfc panel

1 2325

What is the diffrece between ACB & MCCB

8 13276

What is the diffrece between CAPACITOR BANK & CAPACITOR OF MOTOR?

4 8192

On a transformer name plate %IZ(%Impedence) is mentioned. What is the meaning of %IZ and how it is calculated?

Ambe Consultancy, Siemens,

3 27651

what happens when the phase and earth wires comes in contact? and why

2 5788

how does the switching of capacitors in a capacitor bank take place when we use them at the load side to reduce the power factor?

2 5382

how to calculate power loss cost of aluminium conductor and copper conductor?v=500v.i=100A.x-section area=68mm.squre conductor

1 4027

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Un-Answered Questions { Electrical Engineering }

what is mppt (maximum power point tracking ) and how they used in solar power generation ??? what are the main components used in mppt?????

3376

in parallel operation of power transformer why the distance between power transformer and capacitor bank feeder is necessary to know

1857

What is meant by turbo alternators?

1274

How can we measure earthing resistance test (Earth meggar) of Transformer neutral pit while in live condition?.

2208

How to calculate the sag of OPGW during stringing???

2651

what is load despatching

2297

Explain with example of functional requirements of protection relay in terms reliability, selectivity, sensitivity

1931

If 22 KV HT line, Current transformer is 25/5 then how to calculate multiplying factor.

1144

What is the tension required for the 25000 CFM AHU belt

2532

What is signal flow graph?

1149

what is LSR?

2266

y we use neutral,all r told its used to for closed path..k its a just used to closed path,in a transmission line y we put same conductor used n both phase and neutral..if we use less than phase conductor in neutral mean we ll reduce cost its right r wrong..if we use mean any problem occur in transmission line..

2045

WHaT IS THE CONCEPT OF INDUCTION LAMPS IN MODERN LIGHTINGS, and HOW IT WORKS TO EMIT LIGHT ( AS NO ELECTRODES ARE PRESENT ) ?" COULD INDUCTION LAMPS CAUSE INTERFERENCE WITH COMUNICATIONS INTO A STORE USING INDUCTION LIGHTING ? WHAT IS THE BENEFIT OF USING THE LOW FREQENCY INDUCTION LAMP , VERSUS LED , AND VERSUS FLUORESCENT, AND VERSUS ANOTHER KIND OF LIGHTING . THANK yOU MOISES GUINDI

2125

wat is the current produced in a 5000v megger? when the positive and negetive terminals are touched on our body get s shock?

1967

how does ELR works? explain

2772

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