Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is effect of unbalaced load -- say R 15A, Y 25A, B 10A

TransWorks,

4 8198

what is the technical diffrences of mccb and acb

TransWorks,

11 20025

can u please tell me how VFD(variable frequency) drive is used as a energy saver....?

Essar, Oracle,

12 17243

how we can calculate the transformer size.

Avalon, Edison, Hyundai,

21 62507

what is derating factor in Cable ? how we minimise this?

Bhel, College School Exams Tests,

18 112968

what is the meaning of rms value

Fitter, IOCL, OCL,

24 37636

Can u tell me the name of books of transformer testing?

6 8727

In winter we seem lightly an electric shock when we touch to doors(sometime)

Infosys, REL,

13 18175

Briefly describe your ideal job?

L&T, LPGCL, ONGC,

2554

why did youi choose this career?

KTB, ONGC,

1721

what do you know about electrical

15 12468

what is GRR(Grid Rotot resistance)?Why it is used beside of LRS?

ACC, L&T, Sri Biotech,

9 58381

Explen all type electrical protection ? like O/C,E/F,NPS,VOLTAGE UN BLANCE,CURRENT UN BALANCE,NAGETIVE PHASE SEQ,AND ETC...............electrical Protection

Reliance,

6 19489

What is the meaning of key single line diagram?

Technip,

8 33394

hi friends i m from electrical branch and seeking for tech. + apti. both papers of hpcl plz get it available as soon as possible

Engineers India, Engineers India Limited,

1340


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

Details about Flux Compensated magnetic Amplifer starter for motors

1588


what is the reactive power what is the use of it in system

1618


What is the rating of circuit breaker needed for 300 KVA load in 33 KV supply line in a transformer of 33 KV / 415 Volt ?

1333


Is a 300w induction motor used in a food processor as powerful as a 1000w DC motor.

1730


what is the ms flat constant for calculating earth mat design calculation?

2005






How to Calculate KA Rating of Main LT Panel

1162


If one tertiary phase i.e. R,Y or B is earthed of a loaded type tertiary delta connected (Without load)of a power auto transformer, what is its advantage/disadvantage?

1604


what is lrs tank water resistance.

2066


CPC cable .PVC \1C....I want to get sure that type is flexible indoor or to be install on trench. please advice .thanx :)

1413


What we mean by vintage of an engine+Generator?

1589


how to determine ct ratio in ht vcb?

1328


What is the function of the generator exciter?

917


Comment on the working principle of operation of a single-phase transformer.

696


i have gear oil pump with single phase motor.some time its motor starts running in reverse direction rather than forward direction...whats the reason behind this issue. 1- either capacitor is week? 2- or winding is week?

831


HI....HOW CAN BE MESARED THE VALVE OF NEUTRAL GROUND RESISTOR WHIC IS LOCATED AT SWICHGEAR ON GENERATOR SIDE....

1599