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

Chemical Engineering Interview Questions

Questions Answers Views Company eMail

What are some of the consequences of an undersized kettle type reboiler?

1089

When should one be concerned with the tube wall temperature on the cooling waterside of a shell and tube exchanger?

1018

Can condensate control in a reboiler cause water hammer problems?

1146

Can large temperature differences in vaporizers cause operational problems?

1239

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

1243

What is an effective means of removing silicon from aluminum?

1099

What could be a possible cause for sudden foaming in a cooling tower?

1042

Are there any alternatives to scraping a shell and tube if a capacity increase will make the pressure drop across the exchanger too large?

1273

What is a solvent?

1093

What are some good tank mixing rules of thumb?

1079

What is a 'saltation velocity' and how is it used in designing pneumatic conveying systems?

1057

What are some good strategies for curing tube vibration in shell and tube exchangers?

1225

Is it ever advantageous to use shells in series even though it may not be necessary?

1223

Who built the first production scale pla (polylactic acid) facility?

1198

What factors should be compared when evaluating cooling tower bids?

2 1918

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Un-Answered Questions { Chemical Engineering }

if i added hypo before DM plant so i will affect my resins of anion or cation. if affect it so do prevent what kind of step should be taken to remove hypo before DM inlet?

1627

what is first order of reaction?

1707

What is fuel requirement of 20kg/hr of incineration having material calorific value 6500 kcal/kg and diesel calorific value 10707 Kcal/Kg (PCC=850 degC and SCC 1050 Deg c)

1708

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

1051

i'm a chemical engineer with an aggregate of 80% and i'm going to attend for TCS next week...if i encounter a question like this how i have to answer... WHY YOU CHOOSE SOFTWARE RATHER THAN YOUR CORE COMPANIES?

2131

What types of valves are recommended for slurry services?

1180

What are the uses of quicklime?

1040

sir i am appearing in railway exam of section engineer and my branch is chemical engineering i want previous question paper of section engineer of chemical branch please tell me as soon as possible my email id is surendrasaroj18@gmail.com THANKYOU

2076

What is the best way to control an oversized, horizontally oriented shell and tube steam heater?

1126

On what basis are materials to be crushed evaluated apart from size?

1161

What is a good method of minimizing shell side pressure drop in a shell and tube exchanger?

1145

Explain what information is needed to specify a mixer?

1125

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

1120

What is the import procurement cycle?

1143

What is an isochoric process?

1103

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