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Chemical Engineering Interview Questions
Questions Answers Views Company eMail

How can you estimate the efficiency of a pump?

267

How do you design a vapor-liquid separator or a flash drum?

301

What are some typical applications for glass-lined reactors?

276

Why is post-weld heat treatment (stress relieving) sometimes necessary for welded vessels?

233

What is the wet bulb globe temperature (wbgt)?

278

Are there flow velocity restrictions to avoid static charge build up in pipelines?

268

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

259

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

239

What type of pump may be appropriate for a liquid near saturation, a low flow rate, and very limited npsha (net positive suction head available)?

254

What information is needed to specify a mixer?

261

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

245

What is a common failure mechanism for above ground atmospheric storage tanks?

260

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

261

What are some common problems associated with bellow expansion joints?

252

What is screen analysis and what are its applications in the chemical industry?

269


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Un-Answered Questions { Chemical Engineering }

What is the best way to handle bend or turns in slurry piping systems?

248


What type of pump may be appropriate for a liquid near saturation, a low flow rate, and very limited npsha (net positive suction head available)?

254


What are the assumptions made for kynch theory?

245


What do you understand by wet bulb globe temperature?

244


What is the difference between cfm (cubic feet per minute) and scfm (standard cubic feet per minute)?

274






Explain why is post-weld heat treatment (stress relieving) sometimes necessary for welded vessels?

221


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

216


What are the advantages and disadvantages of using gear pumps?

254


my qualification is b.tech- industrial biotech. i was read about many chemical engineering subject as a allied like unit operation, chemical thermodynamics, chemical reaction engineering , mass transfer and separation, downstream processing and principle of chemical engineering. and i have 2 yrs working exprience on in the field of instrumentation and control... and my query is "can i able work as process technologist" and which subject i want conc. more?........

1411


What does the catalystic converter on an automobile really do?

258


Explain what are some typical applications for glass-lined reactors?

208


hi can u send me all d technical qus pepar of DRDO?my email id is palmzk@gmail.com

1512


Explain the different ways in which solids can be blended?

191


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

1308


what is designing step of heat exchanger

2231