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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i want interview questions about PROCESS CONTROL INSTRUMENTATION , SENSORS AND TRANSDUCERS IF ANY BADY KNOW ABOUT THAT PLEASE SEND TO MY MAIL karumudi1003@gmail.com

8 Answers   Honeywell, Reliance,

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what is the use of shield cable?

2 Answers  

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why generation of syncronized generator increases when frequency of grid is less then 50Hz & generation decreases when grid frequency goes up from 50 Hz, as comparision with set value entered in govering panel?

1 Answers  

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what is gas metering system? gas chromatograph? and gas compressors?

0 Answers   HPCL,

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protection relay watchdog contact operation?

0 Answers   L&T,

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can a control valve works without positioner?why need tunning of c/v?

4 Answers  

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i/p converter always for supply pessure from 3~15 psi only !! And from where this converter bleed the air.

2 Answers  

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What is the expansion of RADAR? How it works?

7 Answers   RasGas,

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if a dp transmitter has range 100 in H2O and flow is 20mmcf and if the flow is changed to 25 mmcf then what is the formula to determine new range of transmitter

1 Answers   TATA,

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i install a DP transmitter of Faugi on drum level of boiler but i face a problem in it when i engergize the transmitter the meter shows 0 or 100% no variation in it.the distance of two points is 19.5 inches, i am in trouble please suggest me what can i do it's very urgent Please reply me as soon as possible Best regards ikraam haider

5 Answers  

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Where can i take training in intools software for Instrumentation design??

9 Answers  

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