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Shell Instrumentation Interview Questions

Questions Answers Views Company eMail

deference between DCS and PLC including date processing and architacture.

11 20094

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

2952

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 12963

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 9286

what is commissioning & pre commissioning , explain with difination

2 5815

why we are giving negative supply for vibration sensors?

3 11520

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

2 11438

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Shell Instrumentation Interview Questions

Shell Instrumentation Interview Questions (8)

Un-Answered Questions

explain request/response cycle?

917

What is string length in c?

1110

What is picture library?

751

What can you do with html5?

867

Describe the stages of dyeing?

Explain message service?

639

What is a workbench and why is it required?

642

1.explain the accounting concepts ? 2.what are the objectives of preparing a trail balance ?

2066

What are viewmodels in mvc?

What is cotangent Account?

2030

What are the reasons for an error message not being displayed while developing struts application?

949

Explain rdbms?

1043

wat is an ethernet

3842

pls what type of questions asked in interview of appsc polytechnic govt lecturers mail to kram.thulasi@gmail.com

3186

What is #include cctype?

1130