what is piezo electric transducer?its principle?

2 Answers  

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what is the electrical operation procedure for switching on 27.6MVA electric furnace.

0 Answers   Jindal,

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Instrument QA/Qc what is the project quality plan?conduit inspection RFI. which documents attache with package?

0 Answers  

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where do you give the 4-20 ma i/p in a MIL control valve?

3 Answers   Siemens,

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how will you check torque value during Factory acceptance Test for control valve/ESD ON/OFF VALE how will you confirm this torque value is being correct, Which document will you be refer.

0 Answers  

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how to use one 4-20mA signal for two indicater or controller & give necessary precaution.

2 Answers  

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which gas or which liquid is filled in capillary of dial type temperature indicators on power transformers

2 Answers  

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what is mean by process control?

4 Answers  

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in instrumentation why we are using 4-20mA , why not voltage ? if somebody design a instrument which works on voltage then can we use that instrument?

6 Answers  

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can you provide me full detail about instrumentation in ONGC??

0 Answers   BRML, ONGC,

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what is an ambient temperature?

5 Answers   Reliance,

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what is IEC code in cables & how to selecting cables?

0 Answers   ROS,

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