what is vibration a part of proceess variable? if vibration is a part variables then how we minimize the actual vibration on machine on load,? vision of instrumentation contrl plz ans me IPGDL interview question

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How process line mpm calculation is done?

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What is the maximum distance limit of 4-20mA and 0-10V DC standard signal transmission ?

3 Answers   BARC, ME,

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Can i convert 230v ac to 24v dc by using a relay?Instead of Smps is it possible? What is relay logic in plc ?? How it works?

2 Answers   Infotech,

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I am an intru engg frm pune n completing mba marketing in may 2010, what kind of profile would best suit my educational qualifications??? Also, i will move to US in jan 2011, so this job experience should count Over there too 'coz i want to continue workin even there....

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what is the function of a diaphragm?

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whats the working of principal thermocouple

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Is wet leg type system nessesary to measure water level of steam DRUM? How the transmitter is calibrated to measure this level?

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How can we say that accuracy of measurement increases by using 3 or 4 wire RTD? because for example: If resistance of RTD element is say r ohms and Resistance of the cable from transmitter to RTD is R ohms And if 4 wire RTD is used, ____._____________________ R ohms | |_____._____________________ R ohms / \ / r ohms \ \ | |______.__________________ R Ohms | |_______._________________ R ohms Then the actual resistance measured will be: Total = r + R/2 + R/2 = r +R Ohms Note: r+R instead of r ohms. hence error

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if my 6 kva UPS gives 20 min. backup at 100 % load, then at 25% load what is the backup time?

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Dear all, I'm manikandan I have done by DIPLOMA EEE from 2011 , I have 5 years of experience from Power plants instrumentation field , which one field is give long life & which one field is best ,I confused a lot And also I'm studying AMIE, can I choose which field from Section B examination?

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what is the difference between hub and switch?

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