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Electronics Communications Interview Questions
Questions Answers Views Company eMail

What is normal radiation field out side the reactor building?

BARC,

1163

Which type of devicesa used for detection of radio active field in side the reactor building?

BARC,

1429

wat you mean by harmonics? why you r using isolation transformer in digital ups or in normal means igbt ups?

 1239

hai,i am apply 4 AAI Jr.Executive(ATC) & Electronics plz send me the model question papers. with regards, a.m.senthil kumar e mail ID:kumar.sen@sify.com

AAI Airports Authority Of India, College School Exams Tests, GP, NMBM,

20 22782

What is the simplest way to maintain the "power factor" of any system? if you have many methods specify all!

 1213

write the difference between network and circuit

 3 6632

In a sales interview if a person ask us how would you be able to sell our products in this recesion. How would i have to respond them.

 1266

Plot the pixel histogram( take any image) – count of values versus pixel intensity 0 to 255. You must write this from first principles – do not use the MATLAB hist command (although you may use it for comparison and checking your algorithm’s correctness). Plot the cumulative histogram. Do not use the cumsum function in MATLAB (write your own function to achieve this).

 1432

Is there any sectional cutoff and upper cutoff in the Test Pattern for the Airports Authority of India?

TCS,

1 4155

1.antenna is passive or active?? add why? 2.diff b/w tch drop & tch block?? 3 diff. b/w sdcch drop & sdcch block??

Ericsson,

1431

What is The Difference B/w Routine Backup & Quaterly Backup of switch

HCL,

1 2377

What is Latch on?

NSN,

3 6059

what is the diler tone frequency?

Infosys, Matrix,

5 6414

why qpsk is done for 45 135225315 not 0 90.270 360 degrees "degrees why "

 1406

What is meant by optimization and what are different ways of optimiztion?

Mobilink,

3384

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Un-Answered Questions { Electronics Communications }

Why is sio2 layer formed over the entire surface in a monolithic ic?

528

dmrc entrance exam papers

2272

What is TA? Why do we need TA?

1313

What is meant by step-up cyclo-converters?

426

What is the construction of a solar cell?

415




Write down the expression for average output voltage for step up chopper?

450

What are the characteristics of scr?

460

What happens when a voltmeter is connected in series with the circuit?

462

What is the operating voltage of laser?

403

what is pulse logic system?

439

what is the basic steps for designing an ups,inverters, and battery connections for series and parrallel connections in ups

1578

I have recieved an interview call from HECL that is Heavy Engineering Corporation Ltd, Ranchi , Jharkhand. Can you please provide me some Electronics and Communication questions for preparation as early as possible since I am left with just one week.

1407

Define why series inductor and l-section filters cannot be used with half-wave rectifiers?

431

Explain the working of stepping motors.

467

What is the difference between xdm 100, 300, 1000, 2000

1039

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