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Instrumentation Interview Questions
Questions Answers Views Company eMail

what is the name of thermocople element cable from field to pannel end?

3 8256

when the instrument tapping on pipe line is located below and transmitter is located above the tapping point for liquid service transmitter, what should we do, is there any additional drain valve is required??

2185

when the instrument tapping on pipe line is located below and transmitter is located above the tapping point for liquid service transmitter, what should we do, is there any additional drain valve is required??

2 15986

what is the difference between cold loop and hot loop

2 12823

why we use 24v dc in instrument rahter than 230vac????

4 22228

why we use 0.2 to 1.0 kg/cm2 output in control valve

GNFC,

4 14594

in which application we use bigger size actuator

5 8641

diffrence b/w accuracy and precision?

HPCL,

4 8746

can we connect instrument earth pit to electrical earth pit, if not why?

2 18824

If we interchange HP and LP tapping in drum level measurement and reverse LRV & URV correspondingly.What is the difference between the normal tapping(HP,LP) and reversed tapping(LP,HP)?

2 17355

What is Droop? What is Step/Gradient Limiter in Turbine Governor control?

3402

what is control valve input and out put

Nirma,

10 28064

what is thermocouple output

IPCL,

7 12302

What is principle of ultrasonic level transmitter?

3 10505

what is formula for calculating flow if i have pressure and pipe diameter?

1 3280


Post New Instrumentation Questions

Un-Answered Questions { Instrumentation }

why we use impulse line of flow transmitter at 45 deg. angle both side of orifice plate.

2389


How vortex sensor used for steam flow measurment can be checked on line i.e without taking out from process line.

2140


protection relay watchdog contact operation?

1957


What is instrumentation instrumentation engineering?

1102


What is stripper & spilitter ? Diffrence in this.?

2481


IS there any effect of vortex in low pressure side of the transmiter after the orific in feed water line? if yes then what is the calculation?

2395


hi friends,im an instrumentation and contol engg student,can u hlp me of suggsting barc written question paper,my id is roysuvaranjan@gmail.com, cel no.9563591747

1994


which type of filter gives the constant phase characteristics?

1926


where uses EXe /EXd/Exo/Exn/Exp/Exq/EXia

9925


How to Calibrate Vibration Probe (Axial, Redial) in field

1142


What are primary elements of measuring pressure? Which type of pressure can be measured by these elements?

1045


draw the block diagram of a level transmitter ?

2394


Which tank weighing system is better to install (Accuracy point of view) 1) Tank weighing system with 3 load cell or 2) Tank weighing system with 4 Load cell

1310


What is force balance principle?

1172


How to Calibrate Coriolis Flow transmitter in field

1266