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Chemical Engineering Interview Questions
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Suppose you have hot fluid and cold water, what fluid you should flow in shell side and tube side in a shell and tube heat exchanger and why

 6 10308

What is higher heating value and lower heating value? Is it positive or negative?

 2519

Which part of oil creates smoke? ( aliphatic, aromatic, paraffin)

 1 4147

Why catalyst is charging in chemical reaction as high pressurized pellet of tablet?

 2 3810

What step should be taken in process industries if the process variable is oscillating?

HPCL,

2181

Suppose you have hot oil and cold water, what kind fluid you flow In shell side and tube side and why?

 5 6348

Which one is process and why?( evaporation, vaporization, reactor, fluid flow)

 5 5889

Which book I should refer for designing heat exchangers and reactors?

 1 3294

what is ejector capacity and ejector economy

 1 3362

What is the difference between multi grade filter and dual media filter?

Dalkia, Oil and Gas Jobs,

1 15188

Which chemical is used as antiscalent in RO water treatement plant?

Dalkia, Power Plant,

3 10987

What is the difference between coagulation and flocculation in water treatment plant?

 1 5932

What are the types of clarifier used in water treatement plant?

Adani,

1 4238

What are the types of membranes used in RO water treatement plant?

 2 7895

What is minimum flow required of NG having BTU value of 920 btu/scf for flame stability of LBTU gas of BTU value 220 BTU/SCF against the flow 80KPPH.

1851

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Un-Answered Questions { Chemical Engineering }

What is some good advice for specifying allowable pressure drops in shell and tube exchangers for heavy hydrocarbons?

584

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

558

I am currently doing my btech in computer science in Coimbatore.I had intererest to do btech in chemical enginerring but couldnt get a seat. Now what are my options ,scope and future if i take mtech in chemical enginerring? And can i apply for any deemed colleges for mtech chemical enginerring through gate taking my present state into consideration(btech in cse and mtech in chemical enginerring)

1781

For amonia manufacturing process if pressure, temperature would be increase over optimum level what would be happen?And what steps should be taken?

1732

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

2356




What are some common methods for helium leak testing a vacuum system?

596

What is a solvent?

625

Does home used kerosene which is available in blue color can change its color after keeping number of years (say 8-10 years)? If yes, then in which color will it turned to? Will it change to yellow color or transparent color? Please reply with suitable technical suggestion/approach. Its an important question which was asked. I need a very strong technical reply. Please help me.

1120

what is designing step of heat exchanger

2608

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

2305

What are the strategies acquired to cure tube vibration and exchangers in a shell?

716

Are some heat transfer services more prone to tube vibration that others for a shell and tube exchanger?

658

i am appearing in railway section engg. exam of chemical eng. therefore i want previous papers and study material of chemical eng.

1492

what is mean by chemical engineering and its scope in industry

2588

Explain the advantages of using a ball mill over other conventional methods of crushing?

548

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