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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

Chemical Engineering MCQs designed for job test and interview preparation, particularly for fresh graduates, students, and candidates appearing in competitive exams. These multiple-choice questions cover important topics such as the fundamentals of chemical engineering, chemical processes, chemical reactions, process control, and instrumentation, along with other key concepts in the field.

The film penetration model of mass transfer was enunciated by______________________?

A Gilliland

B Toor and Marcello

C Stefan

D Fick

Review Detailed Answer

Correct Answer: Toor and Marcello

(NRe . NSc) is termed in mass transfer operation as the ______________ number?

A Stanton

B Sherwood

C Peclet

D None of these

Review Detailed Answer

Correct Answer: Peclet

In McCabe-Thiele method, at infinite reflux ratio________________?

A The overhead product is minimum

B Both the operating lines coincide with diagonal

C Both A. and B.

D Neither A. nor B.

Review Detailed Answer

Correct Answer: The overhead product is minimum

With lapse of time, the overhead composition of light component in case of batch distillation with constant reflux__________________?

A Increases

B Decreases

C Remain same

D May increase or decrease; depends on system

Review Detailed Answer

Correct Answer: Decreases

The operation involved when the soluble material is largely on the surface of an insoluble solid and is merely washed off by the solvent is called__________________?

A Decoction

B Percolation

C Elutriation or elution

D None of these

Review Detailed Answer

Correct Answer: Elutriation or elution

The recovery of penicillin from the acidified fermentation broth is done by__________________?

A Distillation

B Evaporation

C Absorption

D Liquid extraction

Review Detailed Answer

Correct Answer: Liquid extraction

Absorption factor, for a fixed degree of absorption from a fixed amount of gas should be_________________?

A 1

B > 1

C < 1

D ≤ 1

Review Detailed Answer

Correct Answer: 1

Molarity is defined as the number of gm moles of solute per ________________ of solvent?

A Litre

B kg

C gm

D c.c

Review Detailed Answer

Correct Answer: Litre

Adsorption is a unit operation which generally involves _______________ systems?

A Liquid-solid

B Gas-solid

C Fluid-solid

D Solid-solid

Review Detailed Answer

Correct Answer: Fluid-solid

Agitator is provided in a crystalliser for____________________?

A Avoiding deposition on cooler surfaces

B Formation of nuclei

C Crystal growth

D All A., B. and C.

Review Detailed Answer

Correct Answer: All A., B. and C.

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

The film penetration model of mass transfer was enunciated by______________________?

(NRe . NSc) is termed in mass transfer operation as the ______________ number?

In McCabe-Thiele method, at infinite reflux ratio________________?

With lapse of time, the overhead composition of light component in case of batch distillation with constant reflux__________________?

The operation involved when the soluble material is largely on the surface of an insoluble solid and is merely washed off by the solvent is called__________________?

The recovery of penicillin from the acidified fermentation broth is done by__________________?

Absorption factor, for a fixed degree of absorption from a fixed amount of gas should be_________________?

Molarity is defined as the number of gm moles of solute per ________________ of solvent?

Adsorption is a unit operation which generally involves _______________ systems?

Agitator is provided in a crystalliser for____________________?