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Chemical Engineering Interview Questions
Questions Answers Views Company eMail

Explain how can you separate hydrogen peroxide into hydrogen and oxygen?

366

Name some guidelines for designing for liquid and gas velocities in process plant piping?

412

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

433

Explain how can you estimate the efficiency of a pump?

443

Explain why does catalytic converter used in an automobile?

399

Name some common problems associated with dense phase pneumatic conveying?

469

Explain what is the method involved in analyzing powders for composition?

383

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

401

Explain can large temperature differences in vaporizers cause operational problems?

377

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

427

Define "good" cooling tower water?

406

Explain what are the methods involved to test helium leak testing in a vacuum system?

437

What are the specialized crushing methods?

458

What is the wet bulb globe temperature?

484

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

397


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Un-Answered Questions { Chemical Engineering }

How can you estimate the efficiency of a pump?

492


How does hollow shaft impeller works? Does it based on principle of pitot tube?

1569


Hi, I am Gurunathan. I am in need of ONGC, IOCL, DRDO technical test ( chemical engineering)and general aptitude questions. If anyone has kindly post it to me soon.

2139


Explain the some guidelines for sizing a psv for a fire scenario on a vessel in a refinery service?

438


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

2171






What is a good relation to use for calculating tube bundle diameters?

437


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)?????????

1492


What is the purpose of capacitor? What does capacitor load means? How does it connect?

434


Do you have recombinant protein expression experience? Explain?

2120


How can I evaluate the thermal relief requirements for double block-in of 98% sulfuric acid?

478


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

451


What are the steps taken to operate a tank-blanketing valve?

466


Are there any special considerations to be taken into account for combusting ammonia?

526


What type of flow measurement devices is best for slurries?

479


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

439