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.

How does temperature bath work? How does coil gets heated only by applying some current?

0 Answers   Process Control Technologies,

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why we are using pnp npn for sensors is there any other type?

1 Answers   CGL,

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What is difference between differential pressure & delta pressure?

0 Answers  

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what is the difference between the microcontroller and PLC?

9 Answers   HAL, Havells,

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Single acting ON-OFF valve. it is air to open. when sov energized , valve will be open, so during that if air fail then what will be the condition of valve ( open or close ) ???

4 Answers  

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What is the difference between rich gas and lean gas?

3 Answers  

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In closed loop control there are several “blocks” used to show the interactions between the process and the control system. These blocks are referred to as the “process” and the “controller.” Describe the relationship between these two blocks when creating a well tuned control loop.

1 Answers  

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what is the principal of coriolis mass flowmeter

1 Answers  

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what is field bus system. need defination

3 Answers   Takreer,

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What s PDS & PDMS tools ?its role in instrumentation?

1 Answers  

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Boiler flame scanner working principle?

1 Answers   Bhel,

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Why 4ma - 20ma signal used in instrumentation??

5 Answers  

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