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 mean ohm

Shoba Devlopers,

1 3835

how to calculate the Neutral transformer impedance?

Schneider,

2388

What is the difference between earthing,ground&nutral?

Bhel,

2 6548

What happen to alternator if prime mover fails?

4 28608

0.5,1,1.5,2.5,4.0.6.0,10,16 square mm electrical wires how much take maximum current in 50htz

SoftLogic,

2093

what take 100 w take current

SoftLogic,

1 3532

How will change the frequency in distribution side?

1752

In 3pin or 5pin socket why the earth pin is bigger

3 6876

How to check 11000/1.732 to 110/1.732 Potentila transformer (PT)?

TCL,

2162

Where voltage are high and current to be interrupted is low the breaker preferred is:

2243

what is the function of short circuit maintenance ct and droop ct.

L&T,

1 5653

it is difficult to interrupt a capacitive current because (a)it has a leading power factor (b)current magnitude is very small (c)the restriking voltage can be high (d)stored energy in the capacitor is high

DGVCL Dakshin Gujarat Vij Company, MGVCL, UGVCL Uttar Gujarat Vij Company Ltd,

2 14605

To prevent the mal operation of a differentially connected relay while energizing a transformer, the relay restraining coil is baised with (a)second harmonic current (b)fifth harmonic current (c)third harmonic current (d)seventh harmonic current

2 8015

A system having the charactristic eqation (s+1)(s+2)(s-3)=0 is (a)stable (b)unstable (c)marginally stable (d)critically stale

1 3185

in transmission line, if the load is suddenly increased at the receiving end of the system the phase shift will (a)decrease (b)becomems zero (c)increase (d)not be affected

Getco,

4 9170

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Un-Answered Questions { Electrical Engineering }

Brief me about maintenance planning & sheduling of machine tool.

2099

The screw thread commonly used for transmission of motion is one of the following types of threads

1108

I WANT YHE TECHNICAL AND ELECTRICAL SPECIFICATIONS OF 2x4MW 11KV 2x10MW 11KV 2x25MW 11KV 2x100MW 11KV HYDEL POWER PLANT i.e PROTECTION SYSTEM,MONITORING,CONTROL SYSTEM,GENERATION,SYNCHRONISATION,METERING PLEASE SEND THE DETAILS TO MY MAIL ID SPRAVEEN_222@YAHOO.CO.IN

2053

What are the types of control system?

1371

Briefly describe means used by electricity suppliers to influence the flow of active and reactive power in power networks (one for each type)?

1915

Write a note on materials used as a fuse element.

2086

what is doid

2770

what is the cause of voltage dipp or swell in the transmission lines?

2054

can anyone give an idea about dia calculation in cold rolling mill

1595

lorteny method

1953

Why we are using Isolation Power Transformer inplace of commercial power transformer? What's the difference between them?

2099

I would like to know that the fault curretn at base load and at 10% generation will be same? Fault level of BUS remain same with different generation?

1820

can we use engine degreaser for electrical motors?

1722

What is Diff btw Fire Alarm & VESDA System???

2350

tell me about roaster switch .& what is the function in transmission & distribution?

2621

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