Hi, I am preparing for Indian Forest Service (UPSC). Can you please help me to get previous years question papers (Chemcial Engineerign) (atleast 5).

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Define pcbs?

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What chemical is used to expand air bags in such a short amount of time?

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

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plz send the interview questions in the written test asked by hindustan petroleum corporation ltd.Iam a b>tech in chemical engineering.My written test is on feb 2008.urgent plz.send the questions to avazithraja@rediffmail.com

9 Answers   AZTEC, Bapex, HPCL,

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Explain the strategies acquired to cure tube vibration and exchangers in a shell?

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why distillation of water takes more time than toluene ,eventhough the later boiling point is more than water ?

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

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Hi. I have completed my masters in chemical engineering from M S University in year 2008 and now going to do MS Chemical engineering in Lamar University. I am planning to appear for interview in two weeks from now. What are the expected questions from VO regarding masters after masters ? and wat should i expect to give reply ? kindly give your suggestions. Thanks

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What are some typical applications for glass-lined reactors?

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Three solid objects of the same material and of equal mass – a sphere, a cylinder (length = diameter) and a cube – are at 5000C initially. These are dropped in a quenching bath containing a large volume of cooling oil each attaining the bath temperature eventually. The time required for 90% change of temperature is smallest for a) cube b) cylinder c) sphere d) equal for all the three whyyyyyyy???????

3 Answers   GATE,

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what is the various utilities of the process plant?

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