Chemical Engineering Interview Questions
Questions Answers Views Company eMail

Where the Induced draft, forced draft & balanced draft furnace are to be used? Selection of furnaces are based on which criteria?

IFFCO, MahaGenco,

3044

What is the main difference between deflection and null type instruments?

1 8458

how much height hight work permit requred

Atul, BARC,

2 6356

what are the major problem comes in the production process

Atul, Deepak Fertilisers,

2 7566

how can we calculate reflux ratio? what is difference between internal reflux and external reflux?

Sabic,

4266

Difference between Synthetic foaming agents V/S Protien based foaming agent?

2041

what is vacuum....?

UPL,

6 7633

What is the meaning of the critical speed of a turbine, and what are its effects on the shaft line

1 1901

pls send me model paper of NPCIL for executive trainee. and syllabus of executive trainee 2015.

2299

Why in a continuous plant for a Hot standby screw pump system the interlock for auto starting of the other pump ( when the running pump stopped suddenly) is given with header pressure only? why not with flow rate or current of the pump?

Haldia,

1375

what is meant by runaway temperature in a reactor?

Cairn,

3 3524

what is the difference between psv and prv?

Cairn,

2 6031

what is flooding in a column.How do you know flooding has occured?

Cairn,

2 3575

solution =2oolitre ,solute =Polyelectrolyte,Solution=water ,we have to prepare 1% solution.how much solute And Solvent?

Nixie Engineers Pvt Ltd,

1754

Why chemical became dominant to natural sources????

2 2432


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Un-Answered Questions { Chemical Engineering }

What is carbon sequestration?

572


What are the assumptions made for kynch theory?

626


Explain how are vessel lined with glass or how are they coated?

580


Oil and fat containing food items are flushed with nitrogen. Why?

567


Dear sir/madam I am in final year BE chemical engineering.Which companies i can apply .Please guide me.It is very helpful for me

1757






What do we use carburizing/nitriding chemicals for?

632


have any one question paper of institute of plasma research center for aptitute as well as technical?

6463


what is the apt definitions for apparent power ,active power and reactive power?and explanation about different types of lamps?

1866


What is the import procurement cycle? What are the customization steps in sap?

506


Mention some of the specialized grinding and crushing methods.

600


what is the hearth and arch pressure in furnace?

3592


what is mass flow rate of steam of 7 kg/cm2 pressure in 1 inch id. pipe.

2349


Why whenever a reciprocating compressor is switched ON or OFF it is put into unloading mode?

1541


Explain how can one estimate how the friction factor changes in heat exchanger tubes with a change in temperature?

637


What are some guidelines for sizing a psv for a fire scenario on a vessel in a refinery service?

775