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DEWA Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is the minimum insulation value required for a cable between phase to phase and phase to earth of 380 Vac 50Hz circuit, having load arround 800 amps.

2 3213

what is second harmonic, how is effect transformer ?.

2 6847

what is the voltage of insulation megger that should be used for measuring the resitance of 66kv equipments.

3 5076

what is automatic voltage regulator?we can control the vlotage by using fuzzy controller in matlab?why we go for fuzzy?

741

CALCULATE THE TOTAL VOLTAGE DROP AND SELECT THE CABLE SIZE IN MM-SQARE FOR A PANEL-262KW AT 110 METER FROM THE SOURCE SUPPLY , SUPPLY VOLTAGE 240/415

1402





Greeting to all members, How to calculate spill current when we have different ratio CT and Class for REF(Low Imp) I have 500/1A 5P20 @line side n 400/1A CL.X @ Neutral.

1696

why we are testing cables with DC supply not with AC supply?

9 18293

why the impedence of the transformer is expressed in percentage?

3 5894

can we use ZNyn11 transformer instead of Dyn11 transformer in distribution for effectively eliminating harmonics from the industrial loads.

3109

what is the function of step up transformer?

1 1128

How to select the cable and voltage drop in circuit?

262

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Un-Answered Questions

How can fictitious assets be measured or valued?

732


Tell something about Blue colored fungi?

817


how the calculation of faut current level

1493


Can you assign your own form to a standard print program? How ?

1565


How to Test the mainframe application?

994






For a webbased application:- what should be code in expert veiw, for retrieving a single column name "username" from a server and checking whether exported "username" from datatable doesn't exist in server. suppose i have saved in excelsheet a username="gayatri" , which is exported, then checked for whether this username "gayatri" exist in server database or not ? if exist then allow to enter new username, which should be again checked for in loop , or else come out of loop and enter a distinct "username". plz let me have this answer in my id gayatrisahooin@hotmail.com

1097


What are the methods used in different industries for labor and non-labor costs in Projects.

821


what is the difference between R/3 Internet sales and CRM Internet sales?can a plant be assigned to multiple company codes?can a sales org. be assigned?

1163


What is injection tag?

712


difference between RF and correction factor?

1375


How to determine the breaking capacity such as break down current and break down voltage for VCB and CT's.

982


What is the source of dependent source ?

627


What are the type of bonnets in the control valves?

677


what is the difference between before pages trigger and after parameter trigger in reports ?

1019


I am going to appear for the RRB Chennai junior Engineer online exam. Please send me the previous exams question papers (also solved) to my mail id: rrkhandhar@yahoo.com

734






DEWA Electrical Engineering Interview Questions
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