Answer / ds

Corrective maintenance is a maintenance task performed to identify, isolate, and rectify a fault so that the failed equipment, machine, or system can be restored to an operational condition within the tolerances or limits established for in-service operations.

What is the main difference between Cavitation and Flashing?

1 Answers  

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I want to know the questions asked in ONGC interview(after being selected in the written exam) for Instrumentation branch.Kindly help.

0 Answers  

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how eddy current loss in probe and induced gap voltage accros probe trip and shaft

1 Answers   Reliance,

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Can anyone provide me the details of GAIL test paper?What is the format and what type of questions will be there? my id-princegnb@gmail.com

1 Answers   GAIL,

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What does PCU means with respect to Dead Weight Tester?

1 Answers   SGS,

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Explain Three way boiler.

2 Answers   L&T,

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I need control valve ISA hand book. Is there any site to download that big book containing all the pages. Written by Paul Friedmann

0 Answers  

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Specify ideal accuracy of flow element like orifice plate, Ventury, Annubar. Ultrasonic flow meter etc.

0 Answers  

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What means zero and span in transmitter callibration.

8 Answers   Bajaj, Wartsila,

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what is zenier barier and what means zone 1,zone 2,and zone 3

2 Answers   Bapco Bahrain Petroleum Company,

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What is Process portal A(PPA)?

1 Answers   ABB,

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suppose there is gas flow meter I want to know weather meter calibration is done at high pressure or low pressure? pls justify.

2 Answers   Siemens,

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