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Essar Instrumentation Interview Questions
Questions Answers Views Company eMail

what is the difference between signal cable and ontrol cable?

14 59157

HOW DPT WORKS?

6 13405

Can anybody tell me how to select the size of earthing cable for DCS & PLC system.Please tell me any relevant answer here or mail it to me.

1420

Can any body give detail about orifice sizing?

5 7246

1 bar is equal to how many pound per square inch(psi)?

14 35328





what is the working principle of vortex flowmeter

9 18332

what is the basic working principle of I/P and Positioner in any control valve.

12 74720

If i have 4 Allen Bradely make RS logix 5000 PLC and for viewing that we are using 4 RS view SCADA for 4 different packages. Now, I will want to view two packages on only one SCADA. Then how i will do it?

1584

what is the meaning of GK value(fullform) in flowmeter ?

3 18752

how do calibrate the valves.. with clear manual

1299

In bently nevada vibration monitoring system,what is the reason to maintain the Resistance of the probe + extension cable equal to 95 ohm? If possible explain the basic principle of measurement with detail electronic circuits.

2225

what happen if i increase height of displacer type LT.accuracy or sensitivity are affected.why?

1783

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

6 46568

Please tell me details about Sox,Nox,SWAS analyser????

3056

I have a MRE200 amplifier for controlling a mitsubishi servo motor, I would like to know how many pulses are required to rotate the servo motor by 1 degree and what must be the pulse width

1 3931

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Essar Instrumentation Interview Questions


Un-Answered Questions

Which technology is best for desktop application?

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How can I dynamically allocate arrays?

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How are compile-time and run-time code checking done in python?

124


Explain what is a column in a table?

349


How many relational database engines does rds currently support?

77






What does len() do?

290


Suppose the price elasticity of demand for the textbooks is two and the price of the textbook is increased by 10% By how much does the quantity demand fall? Enter the results and discuss reason for the fall in quantity demand.

1512


What do you understand by nosql databases?

1


What does reorg do in db2?

339


Is drupal free?

69


What are subqueries in sql server? Explain its properties.

312


What are css pre-processors?

126


What is a ashx file?

316


There's a saying "Do whatever it takes to get the job done". Give me a recent example of what you did that exemplifies this statement.

2545


compare the variation of bones on the forearm and the shanks of birds?

4714