Chemical Engineering Interview Questions
Questions Answers Views Company eMail

Explain some of the consequences of an undersized kettle type reboiler?

927

What is the angle of repose?

776

Explain the factors involved in designing kettle type reboiler?

779

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

743

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

860

Explain what information is needed to specify a mixer?

835

Explain how can viscosity affect the design of a mixer?

828

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

806

Explain how does a tank-blanketing valve operate?

845

Define a solvent?

917

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

793

Define a surfactant?

786

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

754

Explain what are flameless oxidizers?

722

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

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Un-Answered Questions { Chemical Engineering }

What is a good approximation for the heat transfer coefficient of hydrocarbons inside 3/4" tubes?

880


How can separation of chiral chemicals affect the chemical and/or pharmaceutical industries?

834


What are the greenhouse gases in earth's atmosphere?

841


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

808


can u tel me d question paper of gail?

3887


which materials can l use if l want to use length wave 680 to 900 in hplc

1757


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

2265


What are the main terms in unit operations? What are its characteristics?

845


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

1026


hi sir/madam i need placement paper of last years of DRDO in chemical sream...... send me the question paper as soon as possible on my email address praveen.zone@gmail.com

2586


How much steam required for 1MW power production form 30 bar G super heated steam(350 C), outlet of turbine 4.5 bar

1871


Explain what are the affinity laws associated with dynamics pumps?

774


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

1951


What is a good way to get started in doing a plant-wide steam consumption analysis?

866


Hallow everybody, we want to know in a NPk fertilizer process plant (Bulk Blender) we are in doubt if use square or rectangular hopper jus to avoid the vault effect durin the flow of of raw material like Phosphorus, Potasium and zeolite..Please any advise will be appresated Isdray

4027