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.

please explain clearly in PID controller if We increase P only what will be action of the contrlere.

1 Answers   IMECO,

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why we are giving negative supply for vibration sensors?

3 Answers   Shell, Solex,

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how the arrangement of equipments done in control room

0 Answers  

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Why we are using 4-20 mA as Analog signal transmission other than 3 to 19 or 2 to 18 or 6 to 22 like wise ? What is the reason behind using 4 & 20 mA? Can anyone give proper technical reply ?

5 Answers   Air Liquide,

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What is the difference between compensation and extension cable.

11 Answers   HPCL,

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I WANT SECURITY PAPER MILL, HOSHANGABAD TEST PAPER.KINDLY SEND TO MY MAIL ID

0 Answers  

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What is the difference between sdv and bdv ?

1 Answers  

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Why the ammonia and Nitric Acid level indicators is with millimeter ? and What is the conversion form millimeters that level indicator indicate to weight ?

0 Answers   EHC,

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how to online calibration of remote seal tx.

0 Answers  

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Explain Gas Turbine startup and shutdown sequences

0 Answers  

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why r using 250 resistances

6 Answers   Sabic, Samsung,

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What are securities of turbine?

1 Answers  

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