Electrical Engineering Interview Questions
Questions Answers Views Company eMail

how to measure the current by compact digital equipment with dislay which fit inside any equipment

589

hai friends i have BSNL JTO exam on next month so if any body have model question paper or give preparation tips to my mail id kumar4486@yahoo.co.in this will helpfull for my future .plz & thank u by kumar

730

If excitation will increase, then what will be the effect on power factor? Will it decrease or increase?

Prozone,

4 14989




cany anyone suggest electrical wesites for providing study materials?

848

what is the formula of knowing the clabe size on any load?

JSW, Scan Steel,

1 5265

what is the difference between ac and electric

1 1912

if 300 hrs not comleted at wat interval b.c,d checks og take place

1 1316

please forward me the type of questions which would rise while me attending to 33KV Electrical License to my mail ID:vadrevu_raghava@yahoo.co.in

682




While testing the value of the resistance for the earthing rod, two auxillary rods are connected to the earthing tester.What is the working function of a earth tester?

699

explain why the secondary terminal of current transformer should not be lift open circuited.

2 5601

explain why tap changer is always connected to high voltage winding side of the transformer.

UPPCL, IOCL,

10 31272

what will happen if a cw rotating altenator being synchronized to ccw rotating altenator

2 2646

Dear sir, In our plant have Station Transformer having capacity,i want to know, why LV side 40 - 40MVA is given? & how we can get 6.3 KV supply from tertiary(i.e. Open delta connection), Vector Group YNyn0 - yn0 +d MVA Rating 80MVA / 40 - 40MVA + 26.7MVA Voltage rating 420 (Tap range +6,to -10)81.25% /11.5KV - 11.5KV +6.3KV

Bhel,

808

Need help. 3 phase system. Neutral line arced and melted upon connection of connector with 3 phase power. Why would that happen?

4 2799

i have seen one 8.4 MW synchronous motor in a plant located in bellary it is fixed with brushless rotary rectifier ,anybody can explain its start up principle

709


Post New Electrical Engineering Questions






Un-Answered Questions { Electrical Engineering }

What is the mechanism of WTI

511


how power trnafor from 1 point to another point in bus bar ya transmission line( voltage trnasfer from 1 point to another poin)

672


Why we cant store an ac power. If we coo store in which device we can?

832


is that any software calculator to calculate the size of cable

1001


WHAT IS MEANT BY DERATING OF THYRISTOR?

1446






what are the preventive maintanance actions taken for air circuit breaker? please answer me

699


hi frnds...pls send me aptransco previous papers .....pls..pls,,,(madhar.rocking@gmail.com)and suggest me some websites

779


How we select the vector group of 3phase power transformer?

1127


what is physical distance of isolator to VCB in 33/11kv sub stations

810


i want to know d working mechanism of tafe tractors next i like to know d engine type of apache bighs can anyone help me

894


Why the frequency of ac in india is 50 hz but in some other countries it is 60 hz.

869


what is the stear deltaprinceple?

594


If i have two 3000 kW motors and the whole facility requires a 10 MVA transformer. What would be better installing two 5 MVA transformers(one for 1 motor ) or just a single 10 MVA transformer for both of them. Give reasons for your answer.

2708


salam&hi, i need to know about how can i calculate an enough current for the new building before i submit it to the suppliers

633


The Q-facr o of a coil given as wL/R. what will be shape of Q versus frequency graph.

664