Instrumentation Interview Questions
Questions Answers Views Company eMail

How do you measure g's?

HPCL, Thermax, GNFC, Polmon, Aramco,

5 12350

What is the meaning of the term "g force"?

Thermax, Saint Gobain, Reliance,

3 9252

What is the relationship between the universal gravitational constant (G) and the acceleration due to gravity (g)?

APPSC,

3 31898




Identify the electrical variable that is either directly or inferentially used by various instruments to determine the value of a measured variable.

4 5756

Describe how to calibrate various types of instruments and transmitters using ISA industrial consensus standard techniques.

Reliance,

4 10373

Identify and use the ANSI/ISA-S5.1 consensus industrial standard process symbols.

GAIL, Olympia,

2394

Troubleshoot to the device level basic process control systems given the Process and Instrumentation Diagram?

HPCL, Chettinad,

2 7168

Convert a pressure, level, flow, or temperature process variable value into the appropriate pneumatic or electrical value given different types of instruments.

Jindal, MCL, Thermax,

6 14937




Determine the manipulated variable, controlled variable, and the measured variable given a description of various typical industrial processes.

Honeywell,

6 33517

How to set up the various advanced process controllers, input the proper parameters, and tune those controllers given related control system information.

EID Parry,

1 3608

How the warning lamp of a charging-system is activated ?

1550

Technician A says the brake warning light is connected into both the parking and service brake systems. Technician B says the brake warning light will come ON only if the service brake system fails. Who is correct?

2 3658

If a warning lamp will operate with the ground circuit is bypassed with a jumper wire to ground, what should you check?

1032

Technician A says that a fuel tank sending unit will have a high resistance only when the tank is full. Technician B says that its resistance when the tank is full depends on whether the sending unit is designed for use with a bimetallic gauge or with a magnetic gauge. Who is correct?

3 5310

what will the sending unit in the fuel gauge utilizes?

863


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Un-Answered Questions { Instrumentation }

How can test or measure the probe and extension cable to identify if the problem at the probe or cable or at the driver it self? (pleast notify the measuring method)

1529


hello can yoy pls send me previous papers of jindalpower and steel ltd.....'m from instrumentation..... mani1048@gmail.com

980


give me the formula for analog to digital converter and also d to a converter

1732


In dcs panel we are using diff type of modules ?what is module ? what is the use of modules ?diff type of module?

887


What are the maximum packet size of: a) HART b) Profibus DP c)Profibus PA d) DeviceNet e) Foundation Fieldbus

4347






my data card only does run in my mobile so how can change it that it run other mobile & computer and i can stor data in my data card

1107


Tell about your IFFCO plant visit.

1037


Hi Friends i am going to write BARC written test by this month 20th (20-5-2008). So please if any body knows the details about this or having previous question papers pls mail me to kkumarei@gmail.com. For Suggestions give one message to 9962122264

1307


How can a d.p. Transmitter be calibrated?

29


Explain the mechanism behind the turbine meter.

32


how to convert MA in to measuring values..and how mwasuring values into MA ?..plz ansr.i have intervw

1380


How will you test a transistor with a multimeter?

29


How many types of sensor

546


POSSITIVE PULSE IS APPLIED TO AN INVERTER INPUT.THE TIME FROM THE LEADING EDGE OF THE INPUT TO THE LEADING EDGE OF THE OUTPUT IS 10 ns. THE TIME FROM THE TRAILING EDGE OF THE INPUT TO THE TRYLING EDGE OF THE OUTPUT IS 8 ns. WHAT ARE THE VALUES OF tPLH and tPHL?

1064


what effects a surging can produce in the compressor

853