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

Instrumentation Interview Questions

Questions Answers Views Company eMail

explain the working of Coriolis Flowmeter.

ABB,

2 9548

explain Cascade Control strategy with the help of a block diagram. also exlain its working in a distillation column

ABB, Sabic,

2 11679

relation between flow and differential pressure.

ABB,

7 32032

in sports(eg,cricket) what is the technique for measurement of speed of the ball thrown by the bowler.

BEL, PSU,

6 13028

send me model hpcl questions pleas..........my mail id mohideen.dharvesh@gmail.com

HPCL,

2176

what is diff between sensors and transducers.explain with ex?

15 44415

what is difference between PLC and DCS?

10 18840

what is the difference between plc and pc?

ADI, NFCL, Wipro,

5 37156

which is type of thermocouple is used to measure 1000deg?

9 12627

what is seebeck effect?

7 12527

which type of filter gives the constant phase characteristics?

1885

draw the characteristics of chebyshev filter

1954

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

Essar,

14 41361

why are use only 4 to 20ma. signal.

Otsuka,

9 22816

why dead weight tester called dead weight tester.

QAFCO,

5 24544

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Un-Answered Questions { Instrumentation }

Draw a great bridge circuit.

1980

How will you test a transistor with a multimeter?

1051

In power plant to measure vibration of a turbine we install sensors. Before install this sensor we have to set gap voltage. What is meant by gap voltage and its use?

2039

what is the difference between scaler and vector drive

2123

How digital input and digital output 's are working in dcs

2495

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?

2023

What is furnace draft control?

1038

What materials are used in thermo wells?

1115

How many are the types of instrument cables in terms of No. of pair.

2158

how to calculate signal cable sizing? and multipair cable sizing??explain in brief?

2312

What are the different types of thermistors used in industries? How to the operation of typical thermistor?

1905

how many type of plug are used in pneumatic control valve,name them.

5337

A flange is used for instrument connection for a system with a design temperature of 316C (600F) and a design pressure of 1000 kPa (145 psi). What is the class rating of the flange to be used for this application? Explain your answer

2569

Linear amplifier.

1973

HOW TO CALCULATE ACCURACY OF AN INSTRUMENT. WHICH IS COMPITABLE FOR USE.

2266

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