Answer / mrmk

The correct term is K Factor.Normally this value can be
calculated in factory calibration and at field using meter
proving skids.

any body please send me the old question papers of ongc test.

0 Answers   NTPC,

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when the operation engineer told you that he gives the control valve order to open but there is no response ! what will you do ? and if you found that there is astuck , what will you do ? (note : it is apanumatic valve )

5 Answers  

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what is the minimum power (P=VI)to produce a spark?

0 Answers  

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relation between level and differential pressure.

3 Answers  

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can anybody will tell me abiut PID controller.

4 Answers  

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(1) In turbine, what does term CDP, NI, NH, HSSOC, means. (2) What is the purpose of LO overhead tank in turbines.(3) An equipment is certified for EEX, IA, IIC,T6, what do you under stand by this.(4) what is SURGE, and how it is prevented, what is the purpose of bypass valve across AS valve.(5) Give 2 application of quartz crystal used for process parameter measurement.(6) what is meant by cold float of compressor shaft. (7) state four different types of flow measurement. For gas flow measurement mmscfd is the common unit. Expand the unit and specify significance of word S in the unit.(8) what is meant by Gap voltage, in vibration measurement. Normally how much Gap voltage is set and state the reason.(9) what will the new flow factor if D/P transmitter is Re-Ranged from 25” wc to 50” wc.(10) what is the usage of QDV & Volume booster.

0 Answers   ADMA OPCO,

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What is Hysteresis mean in Instrument?

11 Answers  

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1.what is beta in control valves? 2.what is the condition followed by light in LASERs? 3.1kg/cm2=?psi 4.Integral action reduces what? 5.about vena contracta 6.a simple RC circuit 7.thermistor material's temp coefficient of resistance 8.if wave passes through the thicker area of a chord to a thinner area what changes will occur to wavelength? 9.if 4-20 mA represents 0-10 kg/cm2 what will be the current when pressure is 5 kg/cm2.................

0 Answers   Lurgi,

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What is motion balance principle?

0 Answers  

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Can anyone convert a 5/2 way or 3/2 way valve into an ISO valve?

0 Answers  

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IF ASK IN THE INTENVIEW WHAT TYPE OF BMS YOU USE?

1 Answers  

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What is the cv of a control valve?

2 Answers   CCIE,

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