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Chemical Engineering Interview Questions
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Explain some of the consequences of an undersized kettle type reboiler?

 665

What is the angle of repose?

 568

Explain the factors involved in designing kettle type reboiler?

 586

How can the particle size distribution be determined in a given bulk solid?

 564

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

 635

Explain what information is needed to specify a mixer?

 612

Explain how can viscosity affect the design of a mixer?

 596

What is maximum recommended velocity for steam in a plant pipe network?

 610

Explain how does a tank-blanketing valve operate?

 628

Define a solvent?

 736

Explain the process of including heat exchangers in ammonia refrigeration system?

 584

Define a surfactant?

 577

Explain what is a quick way to calculate frictional pressure drops in carbon steel pipe?

 549

Explain what are flameless oxidizers?

 556

Explain how can you prevent bridging in a dilute phase pneumatic conveying system?

 1 1045

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Un-Answered Questions { Chemical Engineering }

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

2521

how to improve recovery of product in packed tower(raising ring) recovery of vinyl acetate from VA+WO ( vinyl acetate +waste oil mixture)

2007

In case of welded vessels why is stress relieving in the form of post-weld treatment necessary?

549

Define pcbs?

629

Why is post-weld heat treatment sometimes necessary for welded vessels?

2065




Name some common causes of control valve noise?

594

What is happening when paint dries?

641

hi can anyone tell me some technical questions asked in iocl

1744

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

618

sir,please give me some exam paper for referance. Thanks & Regards,

1696

What is the ignition temp. of Alluminium,Coper&Iron.

1798

What is a good estimate for the absolute roughness for epoxy lined carbon steel pipe?

4313

What are the some common problems associated with dense phase pneumatic conveying?

612

How is waste heat boilers categorized?

630

Explain what are the criteria involved in choosing mass balances for components?

563

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