Answer Posted / rajesh
piezo electric crystal exhibits
whenever there is dimensional change occuring , voltage is
induced inside and vice versa active tds
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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.
give eg of how I/P is used in control loops
Specify eight technical requirements that you would consider important, when deciding upon a particular control valve?
How process line mpm calculation is done?
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Draw block digram for well head from well to shipping pump?
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