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DEWA 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 9330

Why should compressed gas cylinders stored in upright position describe the cause?

3450

Why should empty compressed gas cylinders stored in upright position please describe the cause?

1 8046

what is second harmonic, how is effect transformer ?.

2 11151

how many stages in compressor in ge 9 fa gas turbine ?

3 9596

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

3 9349

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

1964

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

2657

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.

3008

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

9 31057

you must show the examples application and give at least 4 types of transducer/sensors that can minimize the failure during the manufacturing of the resistors.

3334

Waht is surge in compressors and how to control it?

1 3881

What is surge in compressors? How to detect and control it?

1 8095

What does threshold mean? what does tolerance mean?

1 5076

why the impedence of the transformer is expressed in percentage?

3 9693

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Un-Answered Questions

Why air circuit breaker off due to power failure?

1218

Explain a tp monitor?

971

what is hypervisor in cloud computing and their types?

Hi, Please give me chemical engineering paper for IOCL exam for entire written exam, GD and personel interview model questions to my email id. (chemistnathan@rediffmail.com) Rgds, Ragu

3424

Explain about electrostatic bonds in antigen-antibody interaction?

416

How requirements( pir,sles order, customer requirement) are reduced after they are produced?

1054

is there any current and voltage drop on liquid resistance starter water/soda tank ?

1989

Explain how do mammals communicate?

1121

What does xml-soap server includes to allow flexible services for the users?

867

How do you convert a string to in python?

876

how do I identify the network interfaces on my server?

Explain the different types of building contracts?

1110

Explain how to access Terminal?

983

What is a derivative?

1302

How do I compare two text cells in excel?

640