i am going to attend ongc exam this coming june for Graduate Engineer Trainee post if anybody knows the question pattern or have experience plz share it with me
3 11259Why use ball valves on Gas pipelines instead of gate & or globe valves...means basic diffrence or use of these valves..how designers knows this type of valve with rating is required...
2303wht is snap action switch?where it is used?is there any diff between snap action switch and normal pressure switch?
1 3965why use 50% lel methane gas concentration for gas detector calibration instead of 60% lel gas concentration whereas the hi alarm set at 60% lel.
2695my temperature transmitter in field showing 700 degree , whereas in dcs showing 459 degree, how to resolve this?
4 6357Post New ONGC Instrumentation Interview Questions
WHAT KIND OF LIGHTENING PROTECTION SCHEMS CAN BE ADOPTED FOR THE FLAT ROOF OF BIG DIMENSION.
why would you like to join jindal steel and power? in 200 words
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java pgme for class members hours:minutes:seconds then the constructor expects milliseconds as assignment and initialize data members the members function print hh:mm:ss 90,000 milliseconds passed in constructor then the output is 00:01:30
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What points are covered in the 'annual financial statement'?