Instrumentation Interview Questions
Questions Answers Views Company eMail

How do you measure g's?

HPCL, Thermax, GNFC, Polmon,

4 6399

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


3 6311

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


3 22163

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

4 3640

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


3 6574

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

GAIL, Olympia,


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

HPCL, Chettinad,

2 4608

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 10916

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


6 23290

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 2399

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


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 2385

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


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 3729

what will the sending unit in the fuel gauge utilizes?


Post New Instrumentation Questions

Un-Answered Questions { Instrumentation }

What is the purpose of LO overhead tank in turbines.


the output of the common trasmitter protocol in qatar gas are the following




what is function of DCS , and how is it work , explain with difination


Hi Friends , i need one urgent help , i am preparing for entrance examination , i need some obejective questions related to instrumentation field. where can i get those ? can anyone help me pls ?


plz send me general of ongc


what is a vortex flow meter,mass flow meter and electromagnetic flow meter.particular use of this.means in which condition particular meter is used.


Can combine control system for Emergency control system (ESD)and Fire & Gas System ( F & G) is possble to built and offer to client? Can such system is as per Norms in India?


if the neutral and ground of ups voltege are connected together in the source itslef then why the voltege b/w neutral and ground comes positive in some other destination inspite of having earth pit. how can we mimmise this?




Sir, I am working as a Instrument Engineer in Grasim Industries. Can any body provide question answer for interview purpose


what is the calibration procedure for magnetic flow meter @ onsite


Make Heater Process Logic.


What is the difference between uv and ir scanners? and what is the workig principle of both


What are the key features of a Distributed Control System? describing the various layers (sensor through to business system interfaces) as well as the hardware, software and security aspects of the DCS.