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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is brushless alternator?

2262

Can the same motor be operated in both direction ?

12 17075

why transformer donot allow the dc?

ONGC,

17 26967

what is skin effect? why is it absentin dc system

22 46337

why free wheeling diode is connected across inductive load

NTPC, Omaxe, Wipro,

16 58449

what is a relay?

31 30690

how electronic energy meter works?

12 58334

I am about to write exam in RRB bangalore for the post of section engineer.please provide me with previous exam questions

Wipro,

2109

what is linear motor?

Lucas TVS, wbsedcl,

2 9249

In case of delta/delta transformer if the one phase is blown out then what will be secondary line voltage ?

4 10492

what is the function of commutator in dc motor?

Aviation, HP, Raj Construction, TCE, University Exams,

52 179094

what is the significance of per unit impedance ?

HP,

7 17295

draw waveform of capacitor or inductor in a d.c ckt(during transient) with zero resistance with it(in series or parallel)also neglect resistance of wire

L&T,

2 11888

why C.T secondary are rated 5A generally?

ABC, Bhel,

13 46679

Resistance of a conductor in a close electrical ckt is practically zero why?

1 6292


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

WRITEDOWN FEW RELY CODES

2225


Initially, when the input is not equal to the output — what type of response is this?

1031


how to calculate the Neutral transformer impedance?

2386


Explain the operation of variable frequency transformer?

1086


solar inverters was not connected to the nuteral link .this nutwral possible to any other systems

1825


How to know the Max. current caring capacity of the cable by its size ?

1608


which IS or IEC is used for earthing,breakdown voltage of transformer oil, hv/pd testing and all type of electrical testing

2565


specific difference of ICT&Auto Transformer

1855


we have require a Motor (1500kW, 6.6kV, 50Hz) which shall operate at 1500rpm during 30min and after it shall run on 500rpm during 15min. The same cycle shall be repetitive during the whole working days. Which method is best and economic to achieve such type of task. VFD, VVFD, Pole changing motor etc.

1877


What is the application of Dyn1 and Dyn11 vector group of transformer?

2824


why ten delta testing is carried out on power transformer

1777


how ct burden,magnetising current,ratio and knee point voltage are related & derived

2161


when we decide to use soft starter drive or vfd drive in mcc to operate apump?

1935


What is the rating factor for copper cable ( Specific value according to the type of laying ) & the voltage drop?

1817


Readings of ER300P Trivector meter

6375