Answer / mugil

Electro pneumatic principal is nothing but electrical signal is converted into pneumatic signal.ex i/p converter in positoner.This principal is mainly used in proximity switch,limit switch,pressure switch ,temperature switch and sov

why generation of syncronized generator increases when frequency of grid is less then 50Hz & generation decreases when grid frequency goes up from 50 Hz, as comparision with set value entered in govering panel?

1 Answers  

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What is the SCAN time of a DCS/PLC? What is the typical value for scan time of DCS and PLC?

6 Answers   Essar, Gasco, Siemens,

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what is solenoid valve?

1 Answers  

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What is the difference between DCS and SCADA?

1 Answers  

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What is cut off relay? And why use in PLC and DCS?

0 Answers  

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What are the uses of orifice plates?

0 Answers  

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What is stripper & spilitter ? Diffrence in this.?

0 Answers   JSW,

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what is commissioning.

2 Answers   Takreer,

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What are the type of bonnets in the control valves?

0 Answers   CCIE,

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sir i m preparing for BARC but i am not getting any papers to prepare for this exam so please send me some sample papers to my i.d for the preparation of barc.

0 Answers  

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what are the standards used for earthing instruments in the field?

1 Answers  

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What is derating factor in Motor?

1 Answers  

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