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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

When motor stater and roter air gap do big then what will moter.

Intas,

3 6528

Impedance relay is directional relay or non directional relay?

KSEB, NTDC,

2 8377

What is difference between Electrical & Electronic Device?

AZ Engineering, Vodafone,

7 13431

Explain and give examples about VCB?

AZ Engineering, Vodafone,

3271

what is transient earth voltage

2 7004

how tto ingress mw in turbine explain.procedure ?

Power Grid,

2232

How to calculate load requirement of a 50 flat apartment with 5 kw each unit,sizing of cable,transformer

1 4065

what does mean ct knee voltage and burden

1 4259

In three phase, phase to phase voltage is 440 Volts, but the three phase motors are designed for 415 Volt, 50 hz, why

Shree Ram, Shriram, Sri Ram,

1 5659

A 3ph load of 10 KW is equal to how many KW of single phase .

1 5847

how do you tell if a avalanche button diode is a p or an

1 3460

I have iti elec, 1st aid, and 5 yrs experience in 7.5 mw power plant. Am i eligeble for 11kv license in telangana state..when, how to apply for that.?

2268

how can we judge the percentage of load on the basis of temperature differences readings between WTI and OTI in a transformer

Toshiba,

1 4977

What we change frequency from transformer. yes or no

Intas,

3 6916

What is induction motor

Indoco Remedies,

1 5229

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Un-Answered Questions { Electrical Engineering }

ROC converges if pole and zero lies inside a) origin b) z=1 c) pole d) zero ? Explanation please? if ROC does not converges then?

2912

What is the difference between diode and a transistor in terms of the direction of current flow?

2167

What is critical disruptive voltage?

1282

Could Please Explain briefly. Why used stabilizing resistance series with High impedance bus differential protection relay.

1739

why we use condenser in the thermal power plant, althrough the same vapour will be again heated

4782

What is the significance of integral controller and derivative controller in a pid controller?

1110

if sf6 gas low in gis what will happen

784

What types of high speed CMOS circuits have you designed?

2097

Why neutral is not used in three phases dol starter

1899

what does vector group Dyn11 tell us? also tell me how will u differentiate between phase lead and phase lag thru this vector group

2039

What is MS-EXCELL?

2187

how we design a pannel to start 10HP motor with the help of star delta starter?

2168

I have a situation to design sub-Distribution board/Panel meant for feeding power sockets. In the incomer CAN i Take TP MCCB with Neutral Link and All the outgoing feeders with to sockets with TP MCCB and Neutral Link? P.S : My System is IT Earthing

1782

LT cable fault chaecking equipment and to find out the distance at what distence it failure . Name and where it is available?

2115

2 v/500amp/hr to 1.80vpc at 20 degree celsious 2v/5ooamp/hr to 1.75 vpc at 77degree farren .this is the capacity of a battery .what is the meaning of this . can i get a detailed explenation

2257

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