Instrumentation Interview Questions
Questions Answers Views Company eMail

How do you measure g's?

HPCL, Thermax,

2 3454

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

Thermax,

2 4730

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

APPSC,

3 18075

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

4 2699

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

Reliance,

3 4653

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

GAIL, Olympia,

1843

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

HPCL, Chettinad,

1 3382

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,

5 8631

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

Honeywell,

6 17992

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 1910

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

870

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 1924

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

577

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 3089

what will the sending unit in the fuel gauge utilizes?

468


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Un-Answered Questions { Instrumentation }

use of split range ? where it is used ? in which control loop it is used ?

348


What is zero elevation and zero suppression?

506


any questions on motor and energy conversions machines?

589


Instrumentation Safe Guarding test. How to determine the interval time of the test. eg:Halfyearly,Every year,Every three years etc.

448


what is the minimum power (P=VI)to produce a spark?

457


i am from instrument branch i want paper patern of mahagenco . any pevious years paper regarding my branch send me please . please.....

474


how to convert cubic metre per hour to newton cubic metre per hour

490


Why we are using DPT(Differential Pressure Transmitter) in separator instead of level trasmitter?

555


Why boiler chimney area  oxyden sensor fixing? 

974


Can Any body tell me how to check Modbus Settings in ER300N L&T trivector meter?

790


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

4478


how pressure transmitter work, what is its principal to measure and how its generate signal. for pressure transmitterinstallation which precautions must be taken ??

222


Dear Friends, we are planning to design Power distribution and Fiber optic in the same cabinet.Like Front side Fiber optic and Rear side Power distribution.Is it any possibility of problem occurs like interference etc? Your answer is highly appreciate.

555


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

828


1.what is controller proportional gain 2.what is the controller intergral action time. 3.A proportional plus derivative controller that has a proportional band of 20% and a derivative action time of 0.1 minutes. Construct the shape of the output waveform for the triangular input if the input rises and falls at the rate of 4 units per minute.

1025