Dear Sir/Madam,im going to attend Hpcl written exams on feb 17th in instrumentation stream..can anyone send me the HPCL model papers and pattern of HPCL ....i ve not yet attended anything in HPCL...so i dont know how it comes...so just i need some model test papers and pattern ..pls help me friends...

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How does one detrmine the direction of movement of core in an LVDT?

2 Answers   Honeywell,

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Explain the working principle of variable frequency drive?

0 Answers   ABB,

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why we take %i0.0 as input for twido plc

0 Answers  

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What is the out put of pressure switch & electronic pressure transmitter.

5 Answers   ADMA OPCO, Al-Barrak,

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what is sinking and sourcing....

2 Answers  

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Control valve Flow characteristic. How the equal percentege curve form?

5 Answers  

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What pressure results for a flow transmitter of range 0- 180t/h in the dcs and 0-301mbar in the field using square root extraction. Kindly also suggest formulae for the percentages 0,25,50,75,100?

0 Answers   Kentz,

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Good evening all I need a small favour regarding reliance paper i wanna probable sample papers(e&i) of reliance. if any of u have any idea about dis then plz mail me back.i belongs to electronics and instrumentation engg.so i need e&i papers. thanking u....

0 Answers  

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what is the input of ph sensor and meter during the calibration time and what is the output?

1 Answers   Sabic,

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what is different betwen Process zero and atm zero?

1 Answers  

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if RTD damage in plant, how we know?

5 Answers   Reliance,

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