Chemical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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,

3652

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

1 9288

how much height hight work permit requred

Atul, BARC,

2 7665

what are the major problem comes in the production process

Atul, Deepak Fertilisers,

2 8722

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

Sabic,

5490

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

2621

what is vacuum....?

UPL,

6 9804

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

1 3089

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

2836

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,

2027

what is meant by runaway temperature in a reactor?

Cairn,

3 4943

what is the difference between psv and prv?

Cairn,

2 7598

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

Cairn,

2 4676

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

Nixie Engineers Pvt Ltd,

2291

Why chemical became dominant to natural sources????

2 3664

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Un-Answered Questions { Chemical Engineering }

Explain about different types of lamps?

1156

Why should a magnesium ribbon be cleaned before burning in air?

1183

Specific Heat of Bagasse at 50% moisture, 40% moisture and 25% moisture?

3183

Is there a rule of thumb to estimate the footprint of a cooling tower during design phase?

1304

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

2975

Cooling water line sizing ?

1817

What are some factors to consider when trying choosing between a dry screw compressor and an oil-flooded screw compressor?

1115

Explain what types of metals are typically removed via chemical precipitation?

1059

What kind of concerns is associated with temperature pinch points in condensers?

1237

How 'saltation velocity' is used in designing pneumatic conveying systems?

1173

why 14.7 pound/inch2 is used in idustries as unit of pressure bcz here not sea level and not a temperature is 0C (zero degree celcius)?????????

2318

Explain what type of flow measurement devices is best for slurries?

1075

Is there any way to slow coke formation in ethylene furnaces?

1230

hello sir..iam keen to sit for iocl interview..please forward sample iocl questions to my id: kunal_kv06@yahoo.co.in

2543

What is an isochoric process?

1157

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