Answer / mayank nema

Inductive proximity sensors are used for non-contact detection of metallic objects. Their operating principle is based on a coil and oscillator that creates an electromagnetic field in the close surroundings of the sensing surface.

Where are use of pressure,level,flow switches?and what is input and output

3 Answers  

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There are many type of control cable like pair,core,tried, What are defination each one

0 Answers   Birla,

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can any one tell leakage class in control valve depend on which parameter and there is any specific table or chart for selection of valve leakage class

2 Answers  

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what is zero and span ?

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How DP Transmitter can be calibrated for crud application in floating roof tank?

2 Answers  

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Why DP transmitters are subjected to high static pressure test of 100 bar. Though they will be used for very small pressure range

4 Answers   HPCL,

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sir, i preparing hpcl,ongc,barc,hal exams(instrumentation engg)pls send a placement papers

2 Answers   BARC,

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How to calibrate Magnetic flow Transmitter in Field

0 Answers  

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Specify ideal accuracy of flow element like orifice plate, Ventury, Annubar. Ultrasonic flow meter etc.

0 Answers  

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draw the characteristics of chebyshev filter

0 Answers  

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please send the drdo exam paper

0 Answers   DRDO,

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what is maxdna ?. explain about the software details.

0 Answers  

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