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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.

Viscosity index of a lubricating oil_________________?

A Is the measure of its flash point

B Is the measure of variation of viscosity with temperature

C Should be low

D None of these

Review Detailed Answer

Correct Answer: Is the measure of variation of viscosity with temperature

Fuel oil is subjected to visbreaking to reduce its_______________?

A Pour point

B Viscosity

C Pressure drop on pumping

D All A., B. and C.

Review Detailed Answer

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

Both asphalt and wax are produced by ______________ base crude oils?

A Naphthenic

B Asphalt

C Paraffin

D Mixed

Review Detailed Answer

Correct Answer: Mixed

______________ converts n-paraffins to i-paraffins ?

A Alkylation

B Polymerisation

C Isomerisation

D None of these

Review Detailed Answer

Correct Answer: Isomerisation

A petroleum well is called ‘dry’, if it contains ____________________?

A Very little oil

B No natural gas

C Only natural gas

D All A., B. and C.

Review Detailed Answer

Correct Answer: Only natural gas

In solutizer sweetening process, solutizer solution used is_______________?

A Methanol in Unisol process

B Naphthenic acid in Mercapsol process

C Both A. and B.

D Neither A. nor B.

Review Detailed Answer

Correct Answer: Both A. and B.

Solvent used in the deasphalting process is ______________________?

A Furfural

B Phenol

C Propane

D Hexane

Review Detailed Answer

Correct Answer: Propane

Cetane number of high speed diesel must be ≥_________________?

A 30

B 45

C 75

D 95

Review Detailed Answer

Correct Answer: 45

Boiling range of motor gasoline is an indication of the ___________________?

A Case of starting

B Rate of acceleration

C Vapour locking tendency

D All A., B. and C.

Review Detailed Answer

Correct Answer: Rate of acceleration

Furfural solvent extraction is used for upgrading (by dissolving aromatics) ?

A Naphtha

B Lubricating oils

C Wax

D Cracking feedstock

Review Detailed Answer

Correct Answer: Lubricating oils

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

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All Topics 9594

Viscosity index of a lubricating oil_________________?

Fuel oil is subjected to visbreaking to reduce its_______________?

Both asphalt and wax are produced by ______________ base crude oils?

______________ converts n-paraffins to i-paraffins ?

A petroleum well is called ‘dry’, if it contains ____________________?

In solutizer sweetening process, solutizer solution used is_______________?

Solvent used in the deasphalting process is ______________________?

Cetane number of high speed diesel must be ≥_________________?

Boiling range of motor gasoline is an indication of the ___________________?

Furfural solvent extraction is used for upgrading (by dissolving aromatics) ?