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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what is difference between DO and DI

6 Answers  

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On drum level, why we are using air to close Control valve?

4 Answers   L&T,

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Dead weight tester & comparator for calibration , which is more accurate , what is the application.

1 Answers   Bapco Bahrain Petroleum Company,

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if field commnictor 475 does not communicate with transmitter what will you do ?

4 Answers   Samsung,

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can any one help me to get bel probational engineers sample question papers. I have applied for it.

0 Answers  

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In which principle Woodward Governor 505 work in power plant? What are the input of Woodward governor 505

1 Answers  

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how can we calibrate the differential pressure transmitter by using HART communicator

8 Answers   Hindalco,

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how to convert digital signal to analog signal in plc

1 Answers   UltraTech,

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what is instrumentation?

8 Answers  

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in my plant 100% feedwater control v/v is air to close but due to instrument air fail,the valve opens but instead of drum level high its get tripped in low low drum level.the urv of level tx is 0 and lrv is -800.pls tell me the reason. for such behaviour.

1 Answers   Sirpur Paper Mill,

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WHAT IS THE DIFFERENCE BETWEEN PLC AND DCS

55 Answers   ABB, Adani, Adani Power, GMR, IIUC,

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