Sir i am preparing for PSU exam for ONGC but i am not able to get the appropriate syllabus and previous year question papers. Kindly send me the same, that will be a great help from ur side. OR if anyone can plz send me the papers and syllabus please.

11 Answers   Bhel, GAIL, IOCL, ISRO, NTPC, ONGC,

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hello dear i have faced problem in drum level transmitter. the problem is when i engrize the meter meter shows 100% but the actual level 40 or something plz suggest me

7 Answers  

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what is formula for calculating flow if i have pressure and pipe diameter?

1 Answers  

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How u measure the massflow in orifice flow measurement techniques

0 Answers   Johnson Matthey,

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whats the abbreviation of IOP? is it instrument of power or input open problem?

0 Answers  

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hiii.... can any one provide me previous years question paper of hindustan petroleum for instrumentation engineering???

0 Answers  

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what is difference between accelerometer vibration sensor and proximity vibration sensor

3 Answers  

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What is an antisurge control system, how it works?

3 Answers  

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how to write the program for single push button by using ladder diagram

22 Answers   DigiTech,

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Explain the working principle of variable frequency drive?

0 Answers   ABB,

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tell how to calibrate a magnetic flow tx, vortex flow tx,dp flow tx,nozzle flow tx and venturi flow tx?

2 Answers   TATA,

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why the derivative in PID is always set to zero?

3 Answers  

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