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Instrumentation Interview Questions
Questions Answers Views Company eMail

there are two candidates p and q in an election.During the campaign,40% of the voters promised to vote for P ,and rest for Q.however, on the day of election 15% of the voter went back on their promise to vote for P and instead voted for Q. 25% of the voters went back on their promise to vote for Q and instead voted for P.suppose,P lost by two votes,then what was the total no. of voters.

GATE,

1 5498

there are two candidates p and q in an election.During the campaign,40% of the voters promised to vote for P ,and rest for Q.however, on the day of election 15% of the voter went back on their promise to vote for P and instead voted for Q. 25% of the voters went back on their promise to vote for Q and instead voted for P.suppose,P lost by two votes,then what was the total no. of voters.

GATE,

4 20173

Explain about 4 wire instrument concept & tell about its wiring fron sensor in Field to PLC panel.Explain with an example?

IOCL,

3 13252

Explain about relays.. Can we give both AC and DC to the same relay... How it is energising.. Explain its working..

IOCL,

7 14856

Where & Why we are using SURGE PROTECTION ?

IOCL,

4 10146

what is sil (safety integrity level

Essar,

1 2837

Explain about SOURCING & SINKING concepts in PLC to field sensor wiring ?

GATE,

4 11837

I am a electronics and instrumentation fresher trying for a job in IT sector. what do need to prepare for the interview?

2 4901

In RTU Panel we are having several Analogue & Digital Inputs /Outputs. We are recently facing some problems over Analog inputs , which are not updating properly (But Digital Input are updating normally) Can any one tell me from where the problem is creating , we have checked PLC CPU card, Analog Input card & we reconfigured ,But still the issue is there. Issue : 1. Sometimes Analog values are updating & sometimes not. 2. Analog values are not updating normally , showing some wrong Values 3. Total dead (0 value) Analog values are Level & flow measurement from the field instruments. (But in field the instruments are working normally & Displaying the values normally in local display unit) This problem we are facing in our Water Plant. If any one experienced this same problem or having any ideas related to our issue PLS send your valuable Answers/Replies...

L&T,

6 9059

WHAT DO YOU MEAN BY LOOP IN C.

Wipro,

2 6744

why cant we use mV instead of mA?

ABB, Power Grid, Qatar Gas, USW, Visa Steel,

12 24263

why 4 to 20 ma? why cant some other range?

3 8129

What are SMART insuments?

5 8988

explain key exchanges in all security modes WPA,WPA2,TLS?

1 2154

key exchanges in wpa,wpa2,tls

1 2024


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Un-Answered Questions { Instrumentation }

hi i am eswar i want to know the instrumentation interview questations for eil(engineers india ltd) i have applied for engineer post in eil please help in this.my mail id eswar310@gmail.com

2647


Can any one send me IOCL instrumentation question papers.. i dont know the pattern of the questions and what to prepare can any one help me on this .. my email id is anwarnishil@gmail.com

2344


What are the key features of a Distributed Control System? describing the various layers (sensor through to business system interfaces) as well as the hardware, software and security aspects of the DCS.

2298


send me model hpcl questions pleas..........my mail id mohideen.dharvesh@gmail.com

2335


hi sir yhis is zahid ali i am preparing for the jspl at oct.4.please send me the recently updated sample paper.

2266


Question on maha cement

814


sir i m preparing for BARC but i am not getting any papers to prepare for this exam so please send me some sample papers to my i.d for the preparation of barc.

2547


please any body have most important data for study for saudi aramco test of instrument QC thanks email shahnaveedullah@gmail.com

1751


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

2397


where cascade loop use ?

1789


DEAR SIR/MADAM MY NAME IS ARKAPROVA BHATTACHARYYA.I AM A FRESHER INSTRUMENTATION ENGINEER.CAN YOU PLEASE SEND SOME QUESTION PAPERS OF GRADUATE ENGINEER TRAINEE EXAM OF DVC(DAMODAR VALLY CORPORATION).MY EMAIL IDs ARE arka_aec@rediffmail.com.

1990


I WANT SECURITY PAPER MILL, HOSHANGABAD TEST PAPER.KINDLY SEND TO MY MAIL ID

2868


give me all the details about the interview and which type of question being asked

2302


please send data bank of quetions answers on analytical instrumentation.

1991


any body who gone thru recent iocl interview.INSTRUMENTATION questions. I need.

2576