Answer / mian kamran ali

cavitation is occured in pump due to formation of bubbles in the roter which causes damage and us pleasant sound from the pump...

Answer / abu maryam

cavitation occur when any pressure drop happen and this pressure become lower than vapour pressure and it make notch in pipes or valves.

why 1 to 5 vdc is used for output measurment

4 Answers  

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What does threshold mean? what does tolerance mean?

1 Answers   DEWA,

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Why do we go for 4-20mA? why not other standara?

6 Answers  

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䑰ҕ䔈ҕ䖠ҕ䘰ҕ䛀ҕ䝐ҕ䟐ҕ䢐ҕ䥐ҕŹ

0 Answers  

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What is the difference between bench set and operating range i control valve?

1 Answers   Descon,

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can i get any detail of interview question asked for instrumentation,plc,scada ,dcs..............

2 Answers   Asec, Honeywell,

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What is smart positionar

2 Answers  

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To calculate temperature, why we multiply 25 with mV?

2 Answers  

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uses of profibus?

1 Answers  

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i want to measure temp of hot sand(welding flux) in closed chamber(around 150 deg C).Which is better thermocouple or thermometer?

1 Answers  

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Which softwere is required to communicate the S7-300 processor

4 Answers  

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what is effect of specific gravity in differential level transmitter , explain formula related with this .

0 Answers   Flour Tech Engineers (P) Ltd,

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