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

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Engineering Interview Questions

Questions Answers Views Company eMail

the inertia constants of two machines are respectively 30and 42 MJ per MVA.when the change in frequency due to change in load in first machine is 12 Hz,the change in second machine frequency will be?

1 7748

in a building what is the thickness of a wall in metres? dafault wall value?

8 10097

why do transformer make a sound

4 6710

differnce between single acting and double acting solenoid valves

1844

how to interlock 2 incomer,1 buscoupler MCCB,like we interlock an ACB... pls answer this question and if possible send me the ckt diagram..

2 16286

what is mc arther pile?

2254

Good Evening all.My question is - For a feed water line to an equipment if i need to measure the flow we will use orifice /magnetic/vortex depend on cost/spec.If i need to measure a ''Alarm''signal and ''Interlock'' from one point i think we can use orifice type in one location with 2 different tapping points - one for alarm and one for an interlock to flow valve..If in case i need to have both these signals(Alarm & interlock) from magnetic flow meter,is it possible??will 2 seperate sensors will be located inbuilt r we can program it ??..i thk we can have one transmitter with these 2 signals...need to know any technical issues are there?pls clarify

3 5370

Is AC Current Scalar or Vector Component?

9 18562

What are new methods /technologies of pothole patching?

2405

How to calibrate electronic type level switch low?

1 8930

why neutral busbar size is SAME of the phase busbar size UPTO 200A IN LT PANELS

IBS,

1 4705

how much quantity of steel required for 1sqmt area?

Jade Software, Samsung,

4 10921

Explain the combusion chamber

IFFCO,

2025

1 How to calculate dp transmitter steam and water? 2 impulse line for liquid steam and gas

Sitara Chemical Industries,

1 5582

WHAT IS THE MAIN WORKING OF BOILER.

3 6362

Un-Answered Questions { Engineering }

how much lighting lux need for a common walking area at night time

2273

what is the difference between "Rotary bypass isolation switch and Normal bypass switch" pls share indepth techs?

2060

Name four important properties of a good refrigerant.

1059

Mention some of the specialized crushing methods?

1112

successful command to make linux system as router in redhat-+

1979

What is routh hurwitz stability criterion?

1187

Which welding process uses non-consumable electrodes?

1040

Is there any problem about which the drive (inverter) doesn't show/display the alarm and/or fault but instead of this , it doesn't work ? I want to know that could there be any kind of problem in the drive when the drive doesn't display the alarm and/or fault ?

1979

What are the types of satellite?

903

Define Workability ?

1258

What are two essential conditions of perfect gas ?

1105

what is KA rating and how can we choose switchgears on applications

1445

how to select fuse rating for a 3-phase motor ???

1802

what is the diffrence between pressure safety valve & pressure relief valve....pls

2184

WHY RECIPROCITY THEOREM IS MAINLY USED IN ELECTRONICS

3278

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