Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What does the a,b,c of 95a,95b,95c relays denotes?

KSEB,

2107

what do you understand by dressing a HT/LT pole

Federal Polytechnic Nekede,

1 2086

when a 500kva-400hz single phase transformer operated on a 100hz supply then what will be kva required

2 5274

Why is it prefer to initiate circuit breaker failure by "86" lockout relay not by "94" tripping relay ?!

OEG,

1296

Why is transformer core is earthed

3 3888

Describe kW and kva and difference between

BTM,

4 3481

harmonics filter

SEHA,

1500

what is the constructional difference between a power transformer and potentian transformer?

BTM,

1248

Can Anyone Answer anyone of these ? Q1) why direct SOLUTION of Load Flow Studies in Not Possile ? Q2)Why majority of Buses in power system are load buses Q3)Why one of the buses in Power system is taken as reference bus (slack or swing) Bus ? Q4)Bus Admittance Matrix is a sparce (means it contains some zero elements ) matrix , give reason

1344

what happens if sf6ckt breaker gas pressure is high or low about the actual rating of gas pressure(5kg/cm2)

2 2622

can you tell me/show me, how to manually synchronize 2 DG. preferred with video.

Cummins,

2 2412

What is the complete procedure of erection of electrical panel in industry

BTM, Imerys,

1362

How we select the cable rating

BTM, Videocon,

1 2939

How many power required for 1.5 to Airconditioner?

College School Exams Tests,

1 1980

How to select a cable size for particular load?

Amit Enterprises, Takasago Engineering, Techno Electric and Engineering,

1317


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

What is the procedure/activities to be taken to inject the current more than 2000A by using 2000A Loading Transformer?

1531


I use 20 nos led tube 4feet, in pathway 100mtr approximate, so what size cable i use for lighting

1029


I have a 380 KVA DG set. How can i find out 1. My Fuel Consumption per hr ? 2. Electricity produced in 1 Hr. ? 3. If load varies then how does it affect fuel consumption & electricity produced ? Please HELP !!! Really need an answer.

2111


If Neutral Grounding Resistor (GR) failed/shorted. Is it repairable.

1143


What is different between resistance grounding system and resistance earthing system?

666






How is the resonant peak, resonant frequency, and bandwidth determined from nichols chart?

650


sir, i'm preparing for hpcl exam officer trainee pls tell me how the exam ques paper pls pls

1763


how to electronic energy metter failed in electomagnectic fild passing in the metter and which thing to defect more on metter.

1480


What is MS-EXCELL?

1647


what is the difference between droop mode and ischnorous mode in thermal powerplant?

2159


hi this is hema can anyone mail me previous years questions for the APPSC-A.E.E (in electrical stream.) ......thank u.

1450


HOW TO WRITE A QUENTION ANSWER? I MEAN SHORT OR LENGHTHY ? OR FROM THE BOOK AS BOOK..... SOME TIME WE GIVE A ANS FROM THE BOOK AS LIKE BOOK ND WE GET MINIMUM 60% MARKS OR MORE THEN....... THEN HOW TO FILL THE Q-PAPER?

1512


sir i used 3 hp of motor for spraying pump, other home light and other home items which size of allminium pvc wire ix used

1387


why surge protectetor work explain with the help of circut diagram?

1523


As per standard, transformer body earthing and other Equipment earthing (Equipment earthing) did not connect. but in LT side termination we are doing metal glanding in both side Transformer to PCC Panel through armoured cable, now X'mer body earthing and PCC Pane earthing (Equipment earthing) both are connect.is this safe for X'mer or other equipment?

1183