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Shell Instrumentation Interview Questions

Questions Answers Views Company eMail

deference between DCS and PLC including date processing and architacture.

11 20073

the 3 most common transmitter protocol being in refinery or qatar gas and aramco.

2947

If a control valve is hunting means means if we are giving 50% to the cv, the cv will open at 51% then slowly slwoly it will reaches 49% , then it will reaches again 50%, this type of action occured frequntly.. so what to do for solve this problem. The possible cause is in volume booster or positioner's relay.. positioner is double acting .. and make siemens..sipart.The cv is double acting and mounted for anti surge operation, it having 4 nos. volume booster, one sov, one positioner, etc..?

2 12961

Coriolis flow meter coil supply is 24vdc but why still we given 230ac for this transmitter let me explained detailed review please

1 4744

Why we are using temperature and pressure as a reference when measuring flow of steam?

4 9275

what is commissioning & pre commissioning , explain with difination

2 5812

why we are giving negative supply for vibration sensors?

3 11518

What is capacity of impulse line tube ...answer in psi

2 11435

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Shell Instrumentation Interview Questions

Shell Instrumentation Interview Questions (8)

Un-Answered Questions

Define ibm mq series?

990

name the data sources which are available with ti?

How does qtp identify the object in the application?

975

For what purposes have you used sas macros? : sas-macro

1001

which is advanced deep technology in java launched by the sun microsystem??? The answer is very logical If u need correct answer mail me at priya_gupta@gmail.com

3670

What is the difference between traditional RDBMS and Hadoop?

1173

What is out println in jsp?

966

How many centres of eft are present in india?

1105

Why is angular better?

799

What is kirchoff ’s current law (kcl)?

1096

What is the template in angularjs?

791

How can we add change font size using jquery?

821

Can you explain spark streaming?

307

How is = symbol different from == symbol in c programming?

1050

What are governor limits in salesforce?

510