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Engineering Interview Questions
Questions Answers Views Company eMail

what is meant by residual over voltage & residual earth fault ?

8926

in 400 kv system why should trip both side CB when we give hand trip?

KPTCL, NHPC,

1 7559

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

2058

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

1855

Why material of brush is carbon in motors why not other material.

NTPC,

5 9565

how to mesure the earth pit value and what is the minimum value of single earth pit?

3 6719

What is Campus selection process of patni at Adcet,Ashta at 24th dec 2010.Also give apti syllabus.

Patni,

2436

how we provide neutral earth on synchronising panel as per electrical standards?

2106

what is stiffness factor

NTPC, Power Plant,

2 22279

we all know that in transformer, voltage and current are inversely related i.e. Vp/Vs= Is/Ip....so in standard CT..we have a ratio of 200/5...that means our voltage should increase by ratio of 40..althoug that is not the case...because that requires high insulation level.and pratically not feasible......can anybody clarify my ques.......thanx

2 4273

what is diff. b/w of earth & neutral?. why we are separately using ?

3 6750

Describe a contribution you have made to a project on which you have worked previously?

2541

what is the Excaste meaning of CT Saturation?? 10 P 20, 15 VA, what is the meaning of 10, & 20. if the CT polarrity changed what will happened?? what is the differece between measuring CT & Protection CT?? what is the Saturation Point of measuring CT & Protection CT??

1 11396

electric shock is due to current r voltage.?

National Steel, TCS,

12 15336

to print 1 to 10 numbers using do while loop

2 4838


Un-Answered Questions { Engineering }

how much cable size required for 70 kilowatt load.

1685


Why opamp called direct coupled high differential circuit?

1230


Why r-c filters are suitable only for light loads?

1070


Why would some industries select pneumatics over hydraulic?

1097


Difference between HRG and NGR. Are they both the same thing

4295


Explain the approximate cost of the monitoring cables time domain reflectometry?

1031


Why compensation is necessary in feedback control system?

1375


Show the sinosoidial effect built in a generator with the help of a diagram?

1031


Why does inductive loads consume KVARs?

2083


What is critical temperature in metals ?

1114


What are the disadvantages of load commutated chopper?

1298


what is arc flash and what are the hazards involved

2165


why screw compressor use for ammonia compression?

2106


What pressure is highest L.O. Gravity Head or S.W. of the stern tube circulation

2186


If a 3 phase induction motor is in off condition in the conveyor and rotor of the motor keeps moving with the conveyor than the resistance of windings of motor varies. why is it so ??

2011