Instrumentation Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Instrumentation Interview Questions

Questions Answers Views Company eMail

what is the difference between active & reactive power?

2263

How will you calibrate an Absolute Pr.Transmitter of range 400mmHg absolute ?

CCIE,

2092

What is the principle of a Pressure gauge?

CCIE,

2 5965

What is zero elevation and zero suppression?

CCIE,

2238

How will you calibrate an interface level trol/normal level trol in line and in w/s?

CCIE,

1 3141

What is limitation of the ht.of the displacer of a level trol?

CCIE,

2466

What happens if the Displacer has fallen or has a hole in it?

CCIE,

1 3422

What is the cv of a control valve?

CCIE,

2 6587

What are the type of bonnets in the control valves?

CCIE,

1915

What is the use of valve positioner?

CCIE,

1 5866

When can a bypass not used on a positioner?

CCIE,

1 4264

How will you change the action of a control valve?

CCIE,

1 3433

Explain about the leakage class of the control valves

CCIE,

2040

What are the types of control valves available

CCIE,

2152

What is Vena contracta?

CCIE,

3 8034

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Un-Answered Questions { Instrumentation }

how many pulses are required by a ac induction servo motor of 4 poles with 50 Hz frequency to rotate by 1 degree?

2167

Can any body tell me about SAP MAINTINANCE MODULE. WHAT IS its function and application. And study material Source about it. I shall be very thankful.

2124

Can I calibrate the Electromagnetic Flow Meter on line and How.

2017

Which types of quections asked in interview for FORMULATION PLANT (PHARMA)

6754

What is the Working principle of Dozing valve?

2262

Do you have reference list?

1892

In apron feeder how TPH is calculated?

1794

What is 1:1 redundancy ?

2447

give me all the details about the interview and which type of question being asked

2270

Instrumentation symbols interpration, P& ID, Logic diagram analysis, Electrical drawing analysis.

2019

what is the input to be given in digital flow meter during the the calibration time?

2298

I installed the smartplant instrument v8, but can not be opened, that always said: "INTools 2007 hardlock no found". So Could you help me how to do for that?

2121

What is offset in a control system.

9121

Hi i m B.E. In elect. & comm. I m workin in bio mass plant from 6 mnths as inst. Engg. but now i m in dept. Of operation as shift engg...which is best operation or inst. 4 me? M confusd..plz help and reply me..

4366

what is compensation? temprature & pressure

2088

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