Chemical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Chemical Engineering Interview Questions

Questions Answers Views Company eMail

Explain the steps required to design a vapor-liquid separator or flash drum?

942

Name the three classes of organic solvents?

913

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

971

Explain what are the design considerations for a piping system for the transfer of slurries?

950

What are the disadvantages of using gear pumps?

1218

Define condensate lift?

1060

Define pcbs?

1015

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

989

Explain what are some common precipitating agents used to remove metals from aqueous waste streams?

1021

Explain how can you quickly estimate the horsepower of a pump?

1074

Name some common problems associated with dilute phase pneumatic conveying?

966

Explain the common failure mechanism for above ground atmospheric storage tanks?

997

Explain 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)?

966

Define an additive?

928

Explain how can you estimate a gas flow based on two pressure measurements?

1017

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Un-Answered Questions { Chemical Engineering }

What is the basic difference between dispersion & distribution in any polymer blend or alloy??

2059

Can you pls tell me how to calculate the amphere rating of cable in case of three phase supply but all load is single phase

2113

What are the specialized grinding methods?

1072

How to size the cooling tower sump / basin for any given circulation rate? What is the guideline?

3027

Repected sir/Madam, I am goingb to face IOCL technical as well as HR interview, can you forward your hellpfull hand for toward me to sort out my problem by giving some imp interview quetion which is generally asked in chemical industries such like IOCL,HPCL,ONGC,BPCL,RIL,etc I will always thankfull to you,for sharing your profficient knowledge with me and making me somewhat technically sound

2445

What are some common problems associated with bellow expansion joints?

1108

hello everyone do anyone have interview questions for any chemical industry please email me at ravijallu.nitj@gmail.com

2278

Mention some of the specialized crushing methods?

1040

Explain can large temperature differences in vaporizers cause operational problems?

998

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

1182

I am a Diploma Chemical Engineer by Nirma Uni; and BEng (Hons) Energy & Environmental Engineer by Napier Uni; Edinburg, UK. HPCL chemical engineering test will held on 14th July,09. So, Please send me some previous chemical engineering papers Objective types Or material to give the test.

3470

What is the method of determining maximum differential pressure during hydro testing of shell and tube heat exchangers?

1055

How much maximum power can be generated by 320v, 10kg-cm synchronous motor if shaft is rotated mechanically at 50 to 60 rpm?

1082

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

2835

Please describe tar, asphalt and bitumine

1604

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