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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

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

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

23 58514

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

Summit Power,

9 23624

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

1 7499

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

4 18661

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

ABC,

5 11427

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

12 20873

specific gravity of a battery?

6 13967

In India which type of PLCC IS used?

Cipla, Ford, Jayashree,

2 11343

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

Engineers India Limited,

15 51018

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?

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

5 28639

What is Ohms law?

College School Exams Tests, KPTCL, L&T,

28 35426

how am i achived model paper to prepratio for bhel exam

Bhel,

2 6810

What is the meaning of TRI Vector meter?

ABB, Excel Power Switchgear,

7 31699

how to calculate knee point voltage of current transformer?

Bhel, Bhilai, Jackson,

21 157555

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

Bhilai,

24 37032

Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

What is the physical significant of power factor?

1924

Distribution transformer we provided 2 separate earthing pit for Body and 2 separate earthing pit for neutral,we can not connect separate body earthing pit to other earthing pit but we do metal glanding in secondary side cable termination in both side, transformer and PCC panel (LT Panel), is this safe for transformer and other equipment?

1722

What will be the diameter of pipe between conservation tank and transformer

1927

I am abt to give IOCL intrv.Plz sir guide me for IOCL intrvw (Electrical).Which subject to be consider. questions are generally asked from which subject.Plz help me out.

1997

how to read idmt curva

2286

how can i find ct ratio of meter by seeing name plate of meter and how it should be used in MF calculation if it shows only-/1???

1705

What are the advantages of the three-phase motor over single phase motor?

1086

How isolater function when installed inelectrical 440V wiring

2237

Dear all, I want to use Induction motor to open and close a 1 ton door. How much power do I need. Thanks

1884

PLEASE TELL ME ABOUT QUESTION PAPER OF UPCL ENTERENCE EXAM.

7969

Can you used moeller lzm1 mccb in a dc system with 125vdc and 20ka short circuit current , beside is it have 24 or 48 volt shunt ? Beside how long current can through from An MCB shunt contacts? (like Z7-AS 24 V)?

2089

can some one clearly explain why -48 volt DC use in telecom site????

1690

clarify types of motor operated valves and advantages

1899

Why i receive the GCU fault in my DG Sychronization panel . what all the factors considered for this fault .

2229

how the speed of the gets motor regulated. does it draw the same current on the all speed level.

1996

For More Un-Answered { Electrical Engineering } Questions Click Here