Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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Engineering AllOther (1379)

Engineering Interview Questions

Questions Answers Views Company eMail

HOW TO CALCULATE EHV CABLE SIZING?

L&T,

2 11260

WHAT IS THE USE OF EARTH SWITCHES?

L&T,

3 67571

HOW TO CALCULATE CT AND VT RATIO IN PRTECTION AND METERING?

College School Exams Tests, L&T,

1 26445

How to calculate % Impedence?

ISRO,

3 8793

sir iam dng my engg final yr (civil) iam intrested to write group_1 .if we write this exam what kind of jobs we get and what should be the minimum score for us to get qualified and iam having reservation too.

2906

diffence between electricle and electronics?

8 8509

In Railway,why we are used HT Line 25KV ?.why we are not used 11KV,33KV and others for This?

Airtel, BSNL, RRB,

37 46902

hai,am a marine engineer..pls anyone tell me what is the abbrevation for "gfca" in Mitsui B&w 7l67gfca engine.my mail id is kamaraj_mech@yahoo.co.in

2083

why dont we connect the two 12 V DC batteries in parallel, for an inverter (UPS)? is there any harm ?

6 9459

will we have to design the UPS differently for both i.e. if we want to connect the two batteries in parallel and/or we want to connect the two batteries in series ?

4 7061

what is neutral ground resistance relay? how it is helpful in protecting system?

5 9139

how to calculate of which rating transformer should be selected? take any example

2 6361

in a 740 kw dc seperately excited motor field voltage is constant about 17.4 volts and armature voltage is500 volts dc. how it is possible to have two different voltages from single transformer of output voltage 500 volts? if any difficulty in question contact ajitsingh.kadian@gmail.com

1 4494

is it possible to step down voltage of single phase from a three phase sysem? explain

2 4393

how does ELR works? explain

2716

Un-Answered Questions { Engineering }

How do aeroplanes fly? Why can some fly up-side down?

1033

what is the power factor used by the PHCN in nigeria? 2. what is the difference between an alternator and generator. 3. Generation of poweris in KV but how is transmission is in MW. 4.If the transmission of power is 20,000MW how can it be increaesed to 80,000MW

8635

Explain about the leakage class of the control valves

2017

What is the function of BB2F card?

2225

send previousyear question paper for ongc gt 2011 chemical engineering written exam

3383

Difference between Synthetic foaming agents V/S Protien based foaming agent?

2582

Give two basic speed control scheme of dc shunt motor?

1118

After doubling voltage from solar cells & use step down voltage transformer can we get high current output with low voltage.

2001

please send me the inteview questions in IOCL

2257

Describe the typical instrumentation used in monitoring the performance of a shell and tube heat exchanger.

2101

How is solution annealing carried out? What type of furnace is required? Does one need to be heat in a salt bath?

870

how much of the strength comes from post-production curing

2366

what is the criteria to decide conductor size of a cable ?

1880

why we don't use photodiode in forward-bias?

3691

Scott connection is used for A 3-phase to 2-phase conversion B to achieve higher effciency C to save copper D to reduce harmonics

2325

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