What is possitive and negative feedback?

3 Answers   KNPC,

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why we are using ungrounded RTD sensor and what is difference between grounded RTD and Ungrounded?

1 Answers  

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deference between DCS and PLC including date processing and architacture.

11 Answers   Jindal, Shell,

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What happens if the Displacer has fallen or has a hole in it?

1 Answers   CCIE,

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if a tank is contaning oil and water than how can we measure the oil and water level seperately

3 Answers  

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What is PLC(programmable logic control)?

1 Answers  

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calibration of instruments.

11 Answers   ONGC,

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what happens when the profibus fails while in operation (operation of a valve)?

5 Answers   L&T,

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what barrier is used in process industry.

3 Answers   ADMA OPCO, Process Industries,

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what is the equation for gas flowmetering? whic includes gas flow, pressure, and temperature.

2 Answers  

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What are different types of orifice plates?

0 Answers  

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what is the difference between sinking and sourcing inputs and also what are there applications?

2 Answers  

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