Electrical Engineering Interview Questions
Questions Answers Views Company eMail

Synchrounous motor is three phase motor,but its not self starting .why?

TVS, Wipro, L&T, Delta Beverages, NTC, KI,

22 34966

Clearly Define Active,Reactive,Apparant power.Which applications used which power above metioned power?

Summit Power,

9 16913

what are the basic concept to design a out door Substation?

1 5303

Why we call cable rating in SQ.mm.If it is 240 SQ.mm how much the diameter possible?is there any calculation ?

4 12976

What is mean by CT Saturate? how do we calculate?


5 6266

how to use single phase supply for a three phase equipement.

12 11413

specific gravity of a battery?

6 8762

In India which type of PLCC IS used?

Ford, Cipla, Jayashree,

2 7306

In Ferranti effect,Receiving end voltage is greater than sending voltage,why? can anybody tell me the answer

Engineers India Limited,

15 34739

how to calculate no. of earthing pits and their diamensions? no. of lightning arrester rods which are required to protect a building of 35 mtr and we calculate?

Ispat, NDDB, Siemens, Dharampal Premchand Limited, FlowMore, Hindustan Zinc, Maheshwary Ispat,

5 21397

What is Ohms law?

L&T, KPTCL, College School Exams Tests,

28 15288

how am i achived model paper to prepratio for bhel exam


2 3986

What is the meaning of TRI Vector meter?

ABB, Excel Power Switchgear,

7 22535

how to calculate knee point voltage of current transformer?

Bhel, Bhilai, Jackson,

20 110303

11kv/0.433kv, 2 mva , transformer , for protection and metering how many CT/PT are required?


24 20858

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Un-Answered Questions { Electrical Engineering }

Where is the best place to mount  distribution panel in a house.


how to conduct dc resistance test for rotor of an alternator and how to measure the rotor dc resistance value theoritically?


what causes contact chatter when there is no demand on the air conditioning unit?


What types of CMOS memories have you designed? What were their size? Speed? Configuration Process technology?


can we choose current transformer secondary, to calculate residual flux in a power transformer, so as its saturation is close to the saturation level of power transformer?


Plz tell me how we can find that particular company has vacancy or not


What is trip and closing coil in cb? Why need of them


why the carbon brushes are broken in srim while the motor runningtime


how the characterstics of control valve being done


how to changeover ups in this power failur time?


How to select circuit breakers rating eg. if i select a circuit breakers of capacity 40 amps DC with operating voltage 28 volts and if i what to use same circuit breakers for 300 Volts DC application what is the current rating of this circuit breakers.


what exactly commisioning work does in electrical site work... LT side?..


We have 90mX100m hangar with 16 no.of supporting pillar. It is required to provide power supply on all pillars. what is suggested earthing scheme for hangars.


Explain how you intend to work under pressure to meet up with deadline target?


What is the range of the stator resistance of 3 phase induction motor?