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BARC Instrumentation Interview Questions
Questions Answers Views Company eMail

sir, i preparing hpcl,ongc,barc,hal exams(instrumentation engg)pls send a placement papers

2 7566

Hi Friends i need Electronics&Instrumentation Engg question papers for BARC written test by coming 20th May 2008 pls post ur use full info to kkumarei@gmail.com. Or for suggestions pls give one missed call to 9962122264

1001

hi friends,im an instrumentation and contol engg student,can u hlp me of suggsting barc written question paper,my id is roysuvaranjan@gmail.com, cel no.9563591747

944

why used three wire in RTD.

8 15061

1.what is the effect of vapour presuure in orifice plate flow measurement 2.which is more effective 2 pressure sensors or one single differential pressure sensor in orifice plate measurement 3.how to design a v/i converter and i/v converter 4.how many type of thermocouple are there 5.how many leads are there in thermocouple measurement 6.how pressure sensors are connected in level measurement in differential pressure method 7.what is the output of capacitive pressure sensor (ac or dc),how its o/p is signal charactarized 8.what is the physical meaning of discharge coeeficient,why it is calculated,orifice plate what is its value,why it is less than 1,Q at upstream is equal to or not equal to Q at downstream of orifice plate why?what is vena contracta in orifice plate 9.why rotameter is called variable area flowmeter,it can measure flow even if area is not varying,why it is made tapered 10.design a 10 bit counter ,which counter you will prefer 11.how to remove self heating error in RTD 12.which is more sensitive pt100 or pt50 13.why thermocouple are connected in parallel 14.what is lead contact error in RTD,how to avoid 15.what is P,PI,PID,PD controller,why there is no ID controller 16.what is override,split range,sequential,ratio,feedforward,cascade controller 17.why we moved from SR to JK and then JK to master slave JK flipflop,give correct reason 18.how to measure level of a closed container which contains vapour and liquid,remember no vapour gas should be leaked,so ultrasonic and capacitive is not an option,design another method 19.how to design horse race counter including sensors and signal conditioning element 20.what is bevelling

1373





installation process of orifice,a question asked for confusion creation in interview by BARC 1.if orifice is tightly fitted with pipe ,it will act like venturi 2.if orifice is left hanging in between liquid it will not create the pressure difference exactly,

1064

if differential pressure created by orifice falls below vapour pressure of liquid flowing through it what will happen

1 3695

What is the maximum distance limit of 4-20mA and 0-10V DC standard signal transmission ?

3 13095

What is open loop checking and close loop checking

1 3016

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Un-Answered Questions

Explain what are the search keys you use to find patches and fixes?

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When is a void pointer used?

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How can you customize to mongo shell prompt?

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Tell us how do deductive and inductive machine learning differ?

3


What Are The Different Type Of Slump Test Indications?

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How do applicant actions differ from applicant activities?

116


What is importing and exporting?

1


zoology as an item of human culture ? explain

2815


Why jsp is used instead of html?

21


Explain in a testing project what testing activities would you automate?

72


What forms of advertising do you employ as an insurance agent? : insurance cold calling

16


Explain the term 'Topic Replication Factor'?

26


If you worked for Edward Jones, what are you doing?

113


Why do we use index?

1


Which bindings are used for metadata configuration in wcf?

38