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 the difference between grounding & earthing?

9 23508

How to specific gravity of battery will check, i didnt saw any hydrometer. & say me how to dip into the battery what are the specifications are given in the hydrometer?

1 4297

What is the d/f between DOL & star delta starter & automatic star delta starter?

ACC, Dalkia, Engineering, Indeco, NINL, Novotel, RMH Control Systems, Wipro,

23 166364

What si the d/f b/w KVA & KWH, kvarh & kvar, kwh & kvar phase voltage & line voltage

Indeco,

6236

How LT megger works ?

2187

some times voltage does not built in small generators why ?

2 4606

what is the effect of power factor on DG supply,i mean to say what will the effect if we add capactors on dg supply.

HCL,

4 8540

What is the effect if power factor is above 1 or unity.

NTS,

15 50417

what is the effect if we add capacitor on DG supply, it has any loss or benefit.

6 13497

what is the difference between upper impedance and lower impedance distance relay?

Havells, Power Grid,

3 11711

whate is the meaning of balance/unbalance,in stabilizers type

TCS,

2192

what is the highest transmission voltage in india???

Bhel, EIPL, Engineering, Jindal,

49 62282

what is the application of dynamic Breaking resistor in inverter ? & How it works ?

2 7375

if 15 kv is grounding directly what will happen?

5 10925

how the works electronic energy meter?

Bhel,

2220

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Un-Answered Questions { Electrical Engineering }

How to calculate multiplying factor of dc energy meter

1718

why we r not earthed Control cable of C.T. terminals

2083

if the number of poles generated in stator and rotor side of an induction motor are different then what will happen and why?

1942

what is the min and max ohmic resistance for the earthing rod installed for lighting poles for street light network

3884

where solid grounding and where grounding through ngr done and why?

2645

What Normal(Tangent) towers and Tension(Cut-point) Towers?

6294

Could you measure voltage in series?

1339

How the over load setting for HT Motors calculated-provided in Numerical Relay

1886

Explain how to determine capacitor tolerance codes?

1269

is it possible for different brand of H.V transformers to run or operate in parallel to each other? if so how much disturbance can this affact the H.V bus bar?

2182

what is meaning of sympathetic tripping with respect to relays and give the values for current carrying capacities for copper and aluminium cables from 16sq mm to 500sq mm

5176

condition Autotrip facia come on control panel of electrical transmission line?

1624

You are of electrical field and you are going for software? Why

2365

How to calculate Temp from Resister from PT100 equation,

1809

ANY ONE TELL ME ABOUT generator synchronization panel panel to synchronise 3 gen of 250kva both automatic and manual. 2 gen output vol 415 3ph, 1 gen output vol 400 3ph SEND THE DETAILS DIAGRAM ON THIS EMAIL ADDRESS ayazleo@hotmail.com as soon as possilble best ragrds electrical engineer ayaz mahmood SAUDI TECH

4208

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