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Chemical Engineering Interview Questions
Questions Answers Views Company eMail

Where the Induced draft, forced draft & balanced draft furnace are to be used? Selection of furnaces are based on which criteria?

IFFCO, MahaGenco,

3602

What is the main difference between deflection and null type instruments?

1 9229

how much height hight work permit requred

Atul, BARC,

2 7564

what are the major problem comes in the production process

Atul, Deepak Fertilisers,

2 8632

how can we calculate reflux ratio? what is difference between internal reflux and external reflux?

Sabic,

5427

Difference between Synthetic foaming agents V/S Protien based foaming agent?

2571

what is vacuum....?

UPL,

6 9574

What is the meaning of the critical speed of a turbine, and what are its effects on the shaft line

1 2962

pls send me model paper of NPCIL for executive trainee. and syllabus of executive trainee 2015.

2786

Why in a continuous plant for a Hot standby screw pump system the interlock for auto starting of the other pump ( when the running pump stopped suddenly) is given with header pressure only? why not with flow rate or current of the pump?

Haldia,

1979

what is meant by runaway temperature in a reactor?

Cairn,

3 4802

what is the difference between psv and prv?

Cairn,

2 7441

what is flooding in a column.How do you know flooding has occured?

Cairn,

2 4563

solution =2oolitre ,solute =Polyelectrolyte,Solution=water ,we have to prepare 1% solution.how much solute And Solvent?

Nixie Engineers Pvt Ltd,

2231

Why chemical became dominant to natural sources????

2 3555


Post New Chemical Engineering Questions

Un-Answered Questions { Chemical Engineering }

At what temperature is glass fused to steel in the making of glass-lined equipment?

1065


What is condensate lift?

1185


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

1062


what is first order of reaction?

1707


What are the advantages of using a ball mill over other conventional methods of crushing?

1161


What are the advantages of using gear pumps?

1137


Given, T1=600C, constant temperature of wall 800 , length of wit exchanger L=3m, dia=25 mm, Cp=14.91 KJ/kg.K, density ρ=914 kg/m3,mean velocity vm= 2 m/s, film heat transfer coefficient hf=72 Kcal/h.m2.K, what is the outlet temperature?

2000


What is the difference between horizontal and vertical heat exchanger?

1282


Explain how can you estimate the efficiency of a pump?

1042


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

2276


Please describe tar, asphalt and bitumine

1665


which accomplishments in your present position are you proud of and why?

2546


Explain the functioning of a three-way catalytic converter.

1155


How can you quickly estimate the horsepower of a pump?

1241


wha is Adsorption column chromatography?

2488