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

Instrumentation Interview Questions

Questions Answers Views Company eMail

How much flow is passing through 6 inch line? There are no gauge, no any transmitters in line.

3 6316

What is megering????

2 15474

waht is difference between pressure transmitter and transuducer

Gasco,

4 7730

There are two chlorination tonners both are connected to two pressure swithes and the pressure switch is connected to SOV which operates the valve to changeover the tonner selection i.e if pressure one tonner goes low the other tonner should come in line if it is inautomatic selection design a circuit using relays ?

1961

what is input and output cards of plc needs to be hot swappable mean

1 5522

why magnetic flow meter is not used in thermel power plant operation

JK Paper,

2 6777

How does milli volt is created in themocouple?

Jaypee,

2 6122

How does pyrometer works?

1 7487

Why we are using temperature and pressure as a reference when measuring flow of steam?

Shell,

4 9274

What is Process portal A(PPA)?

ABB,

1 5807

How Many Slave Can be used in one slave ?

2 5399

what do you mean by cathodic protection?

Saipem,

1 5805

what is Best Among SINK Or SOURCE Type Design In Digital Signal, Either Iput Or Output? WHY?Can any one..

Accer, Reliance,

2152

what is the difference between transmitter and smart transmitter ?

Aditya Birla,

4 9239

what is loop folder?

Bapco Bahrain Petroleum Company, Hyundai,

1 25827

Post New Instrumentation Questions

Un-Answered Questions { Instrumentation }

Do you have reference list?

1833

what are the definitions of input, output, command & signal according to instruments controlled by PLC using DCS System?

2118

How to calibrate smoke Dectector

1631

Somebody tell me in what way i need to prepare for csio pgrpe(adv instrum eng)interview?what all the quest can i expect?

2587

what are the selections available in configuring a burnout protection of a controller? thanks

1970

what is o2 analyzer and how it measured ,what is the role of this analyzer in cfbc boiler...

2011

Explain PID, ON/OFF, Controls

2036

Draw symbols of the following :

1985

i want formula for flow control.am doing project in flow control using orifice . i know value of the flow level(Q) . upstream(p1) pressure, orifice diameter(Do) , pipe diameter(Di) and oil viscosity(Vi) how can i calculate downstream pressure

1916

hi sir yhis is zahid ali i am preparing for the jspl at oct.4.please send me the recently updated sample paper.

2177

why is an oxygen sensor used in a boiler stack

7312

Why rdt and thermocouple both give different output .and one things more, how to generate ohm or mili volt plz mail me merajalam143545@yahoo.com

2806

can u plz send me technical questions asked in SCHNEIDER ELECTRICAL technical paper?

4731

Why thermo wells are used? What materials are used in thermo wells?

1119

Explain the working principle of lvdt?

1197

For More Un-Answered { Instrumentation } Questions Click Here