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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 8370

what is second harmonic, how is effect transformer ?.

2 10317

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

3 8343

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

1610

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

2370

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.

2659

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

9 29144

why the impedence of the transformer is expressed in percentage?

3 8666

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

4656

what is the function of step up transformer?

2 3160

How to select the cable and voltage drop in circuit?

1294

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845


Why there is Powerfactor difference when we compare to our Capacitive Panel and TNEB side?

1556


How do I find a file in linux terminal?

516


How can you integrate jenkins with kubernetes?

1






What is action chaining ?

762


How to calculate impedance volt in Transformer?

1665


Define strategies? : sap bobi

568


Will the shadow of an air plane fall over earth landspace while it is flying in air?

575


What are the agent running modes?

279


How can we update a specific field in RPG?

1050


Is ruby a dying language?

1


Explain what are the main areas in aviation?

794


what are the maximum available current, voltage ratings and switching speeds of the power electronic devices thyristor, power mosfet, igbt, and mct?

1774


What does tr H do in unix?

627