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Engineering Interview Questions
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I have 200 KVA Isolation Transformer for UPS input side. & ups was having 48% load, suddenly got short what will be the reason.

Mukand,

1 2309

how a.c. genarator control power factor when its conected to grid supply by incrising or decresing excitation voltage.

 1 2698

what reason of line current and phase current in star connection and line current and phase current not equal in delta connection?

Suparco,

1568

Why D.C Voltage used in Meggering...as well as in Hipot test? why not A.C?

 2 4716

What will be the capacity of the generator set which can be used for my 2 ton window air conditioner ?

 1 2756

applications of plc in printing and packaging?

 1668

At what voltage domestic tubelight works?

Cigfil, L&T, MNC,

2 7264

what is protonics how it is differ from electronics

 1 5768

As we know induction squirrel cage motor torque Directly praprortinal to applied voltage in star connection & delta also. If I connect 55KW Motor to DOL starter in load condition does motor withstand the load & what will be the current withdrawn ? motor will not fail ?

 1392

What is the selection criteria of Natural Draught Cooling Tower and Induced Draught Cooling Tower . Where we prefer NDCT and where IDCT.

IRCTC, Lanco,

4 14268

why generally transformer are in star to delta

 3 4436

GIVE BRIEF DESCRIPTION ABOUT "DCS"

 2 4707

Is it benefitial to supply 210v ac to lighting fixtures instead of 240v ac?

 2 3310

Can I use 1 phase power supply to run 3 phase motor? If yes, how?

Enercon,

6 6771

Can I use 1 phase power supply to run 3 phase motor? If yes, how?

 6 6082

Un-Answered Questions { Engineering }

How do bending tubing provide better measurement than using tubing fittings such as elbows?

1476

i have taken gre exam twice... first time i got 287( quant:154 & verbal: 133) second time i got 288(quant:149 & verbal:139) is there possibility to take universities -----quant:154& verbal:139....TOTAL=293 can u plz give me information regarding this............. if it is possible for some universities plz give me 5 best universities plz.........

1556

WHAT IS DIFFERENCE BETWEEN ART & VECTOR QUANTISATION BASED ON THEIR APPLICATION IN NEURAL NETWORK

1309

What is the basis for framing the rules of block diagram reduction technique?

961

What is the formula for selecting the cabels according to load? How to calculate what sq.mm cabel to be used?

983




what is KSR type transmission tower? What is LSR type transmission tower?

4617

how r charge carriers produced

1623

What is an 86-P or an 86-A trip

1571

What is polytropic process ? Under what conditions it approaches isobaric, isothermal, and isometric process ? In which reversible process no work is done ?

664

What are the design stages in mechatronics?

587

How to work Air cooled and water cooled chiller?

1315

how we decide wire gauge for ac or dc coil and what is the basic diff. B/w these two coil?

1663

how to find out the name of the users who are currently working starting with the same characters in unix os

1368

What is the maximum recommend pipe velocity for dry and wet gases?

695

How can you find out what kind of stainless steel was used in making a stainless object?

541

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