Can we place a Control Panel in Hazardous area Group IIC ? If 'yes' then is there any approval required? If 'yes' then there is any specific IP rating or any standard required? If 'Yes' What is MOC of control panel?

2 Answers  

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Draw bode plot of any transfer function. Why is plotting bode necessary?

0 Answers   L&T, STS,

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Dear sir i m presently working in power plant nd my question is if any pump give flow 18tph then how would i know that how much range flow tx installed their flow line for flow measurement plz give me ans

1 Answers   HPSL, Infotech,

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How would you choose differential range?

0 Answers  

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Q- What are the application in which PNP transistor is preferred over NPN ?

0 Answers  

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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 Micro-switch and where it is used......?

7 Answers  

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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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few questions on RS 232,1 question on relationship of impedance and turns ratio, many questions on flowmeters

0 Answers   Monnet,

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which type of signal used in instrument?

3 Answers   Emco, Makson, Sail, TATA,

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Explain the working of an electronic level troll.

0 Answers  

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A valve in series with an orifice plate (DP transmitter), is aligned for constant pressure in the pipeline, if there is an error dx, How to align it in process.

0 Answers  

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