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Engineering Interview Questions
Questions Answers Views Company eMail

why we generate transmit and distribute electrical supply in multiple of 11

NHPC,

6 10004

why t/f are rated in kva. is it conserned with p.f.

 3 4372

Why X'mer rating in kva only?

 4 5916

Transformer/insulating oil tester(BDV tester)

 1 3640

What is eddy current? Describe the operating principle of proximity probe.

 1765

can u tell me what are the subjects involved in group I and II and how i prepare for the exam

 1447

Hysteresis loss in a core is due to what reason or property of the material used for that core?

 1 3793

Does the hysteresis loss is due to retentivity property of the material? or it is due to reluctance property?

 2 4547

In 2 wire transmitter 1 wire is used for power and other is used for signal( 4-20)ma In 4 wire transmitter 2 wires are used for power and 2 wires are used for signal (4-20)ma . but my question is "what is the criteria or parameters we have to consider while selecting these transmitters for eg( distance, safety zones etc.

 1 4527

In oil & gas industries and petrochemical industries, there are classification of zones like zone 0, zone 1, zone 2. Is there any differences in voltages or power supply supplied for the process instruments, control instruments depending on the zones

 1 9694

For an Instrumentation Engineer, is there any effect on Instruments of safety zones like zone0, zone1, zone2. As an instrumentation Engineer, what we have to consider or remember while working in these areas.( zones 0,1,2).

 1 3685

To become an Instrument DESIGN engineer, is there any softwares or training to become Instrument Design engineer, plz suggest me, Iam very much interested in designing.

 2974

I want to measure and control level in tank of size 10*5 filled with gasoline, so plz give me the solution with clear details. how to select transmitter and sensors.

 1773

how slip power recovery system work

Ambuja,

2539

Is there any other method of damping the oscillation in a synchronous motor other than using damper winding and if yes what is it?

IOCL,

2 5046

Un-Answered Questions { Engineering }

Explain what will be the responsibility of the spacecraft operations, dynamics and controls?

703

why diodes are not operated in the breakdown region in rectifiers?

748

Explain me what do you mean by hardness of water?

1

hai...... tis is Hemanth. jst now completed electrical engineering... i wanna to apper for ap tranco exam... plzz send me the previous q's paper link......thanx in advance.

1591

how to do dynolab wind speed sensor loop test, how to simulate value,i have simulate mA 4-20mA but not responding in DCS faceplate, please kindly advice me any one.

572




how we can calcultae the short circuit level for bus bar

1735

What is Moore's law and what limits the size of a computer chip?

606

Dear all, I want to use Induction motor to open and close a 1 ton door. How much power do I need. Thanks

1414

What are the various types of BUSBAR Schemes? explain each

4589

where uses EXe /EXd/Exo/Exn/Exp/Exq/EXia

9339

What is the standard of cotton yarn count?

1

what is the cost of rcc roof casting of 400 sq. ft. in kolkata

3238

why dc is used in control circuits for MV & LV switchgeras instead of ac

1481

Explain the difference between hydraulic oil and engine oil?

691

What will happend if given Vfd out put to step up transformer

1251

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