Chemical Engineering Interview Questions
Questions Answers Views Company eMail

In DM plant, If pH in anion outlet is 7.2 and Mixed bed pH is 6.2, wat could be the reason.

Cipla, Jindal,

8 33412

significance of fouling factor in shell and tube heat exchnager

1 6290

distillation types (vacuum, azeotropic, steam, extractive)

1 2414

what is difference between urea and NPK fertiliser?

2 21685

what is AZ431 & how to check it by using multimeter?

3384

A cylinder having water is being evacuated with constant rate. what is the relation between pressure which is existing in cylinder with time? (P and t relation)

2 3871

white rust formation over zinc plated and yellow passivated fasteners during CED painting. WHY?

Wheels India,

2060

Need to design filter...Length and diamter of shell

1 3183

Diffrence between centrifugal & recipocating pump?

Essar, IOCL,

8 10239

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

3 6535

Hello i am a chemical engineer presently looking for a job i am applying many jobs in naukri and in all job portals but i am not getting any call or interview so kindly some one help me in this regard soundar

1501

i need formula for calculating discharge of river, the data i have is variation of water pressure, variation of air pressure,depth of water and length of river. please i need help

1 3206

What diffrence between flush distillation & batch distillation ?

2016

what is the difference between the heat exchanger and cooling tower???????????

BARC, Essar,

10 26638

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???????

GATE,

3 6040


Post New Chemical Engineering Questions

Un-Answered Questions { Chemical Engineering }

What is the ignititon temprecher of Diesel,Petrol&Carosion oil.

2685


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

579


what is the cast iron grade of composition of c-3.06% , Mn- 0.48% , Si-2.38% , S-0.088% , P-0.092% , Cr-0.12% , Ni- 0.012% , Mo-0.00%

1636


What is a good source of surfactant information on the internet?

713


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

1749






how to improve recovery of product in packed tower(raising ring) recovery of vinyl acetate from VA+WO ( vinyl acetate +waste oil mixture)

2009


Explain the different characteristics that can affect the flow of bulk solids and how?

535


Name the some common problems associated with bellow expansion joints?

636


What are the problems that are associated with the expansion joints?

642


Are there any methods of preventing cracking of carbon steel welds in refining environments?

603


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

3812


sir i am appearing in railway exam of section engineer and my branch is chemical engineering i want previous question paper of section engineer of chemical branch please tell me as soon as possible my email id is surendrasaroj18@gmail.com THANKYOU

1568


Can asphalt be recycled to form a useful product?

614


What are the assumptions made for kynch theory?

635


Is there a rule of thumb to estimate the footprint of a cooling tower during design phase?

639