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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 8510

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

 3123

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

 1 7476

what is second harmonic, how is effect transformer ?.

 2 10415

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

 3 8751

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

 3 8458

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

 1672

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

 2418

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.

 2716

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

 9 29403

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.

 3040

Waht is surge in compressors and how to control it?

 1 3384

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

 1 7517

What does threshold mean? what does tolerance mean?

 1 4472

why the impedence of the transformer is expressed in percentage?

 3 8858

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Un-Answered Questions

State some properties of relational databases?

743

What is meant by json objects?

1

How many data formats are available in excel? Name some of them.

408

What are the principles of software testing?

835

What do know about tee command and its usage?

814




Are the variables argc and argv are local to main?

953

if our qtp vb Script may be Currepted then What we want do?

1648

What is the difference between ‘let’ and ‘const’?

696

List the major browsers supported by angularjs?

563

What is an Unpack command?

816

What do you understand by dependency injection?

273

Differentiate between PCT and FCT.

816

Explain why open-loop op-amp configurations are not used in linear applications?

1058

Explain about the architecture of MYSQL?

721

How do I repair a program in control panel?

643