why we are using negative range like -750 to 0 mmwc in closed tank?and what is the reason can you explain clear?

2 Answers   Aarvi Encon,

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If i want use the 6 kg/cm2 pressure gauge then how to calculate its pressure gauge range?

1 Answers  

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what is the formulae to find the thermocouple output to temperature

5 Answers  

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How to work ultrasonic flow meter ?

1 Answers  

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How to calibrate Magnetic flow Transmitter in Field

0 Answers  

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What is meant by GAP VOLTAGE, in vibration measurement. Normally how much GAP VOLTAGE is set and state the reason.

3 Answers   ADMA OPCO,

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in a power plant which system are compensated?

2 Answers  

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Explain pH, Conductivity.

0 Answers   CCIE,

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What is the working principle of oxygen analyzers(zirconium oxide type) used in CFBC boilers?

3 Answers   Bajaj, Kohinoor, Wartsila,

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why we are using magnet for calibration of gas detector?

0 Answers   NSH,

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What is open loop checking and close loop checking

1 Answers   BARC, NTPC,

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what is the role of proportional in process control?

6 Answers   OGDCL, Trident,

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