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.

_______________ is normally used for the manufacture of refrigerator components and transistor parts?

A Polypropylene

B Polystyrene

C Polyester

D Polyurethane

Review Detailed Answer

Correct Answer: Polystyrene

Acrilan fibres used for making cloth, carpet & blankets, which is a hard, horny & high melting polymeric material is nothing but____________________?

A Polyacrylonitrile

B Polyamide

C Saturated polyester

D Alkyd resin

Review Detailed Answer

Correct Answer: Polyacrylonitrile

Styrene butadiene rubber (SBR) is never used for making__________________?

A Coated fabrics

B Front wheel tyres of aeroplanes (i.e., heavy duty tyres)

C Gaskets

D Soles of shoes

Review Detailed Answer

Correct Answer: Front wheel tyres of aeroplanes (i.e., heavy duty tyres)

The process involved in converting rubber into a thin sheet or coating it on fabric is called__________________?

A Extrusion

B Mastication

C Calendaring

D Vulcanisation

Review Detailed Answer

Correct Answer: Calendaring

In nylon-6, the number 6 represents the total number of_________________?

A Carbon atoms in the ring

B Carbon atoms in the linear polymer chain

C Nitrogen atoms in the ring

D Hydrogen atoms in the ring

Review Detailed Answer

Correct Answer: Carbon atoms in the linear polymer chain

Thermocol is a spongy, porous, rigid or flexible foamed plastic, obtained by blowing gas/air through molten__________________?

A Saturated polyester

B Polyurethane

C Polystyrene

D Either B. or C.

Review Detailed Answer

Correct Answer: Either B. or C.

Phenol formaldehyde __________________?

A Employs addition polymerisation

B Employs condensation polymerisation

C Is a monomer

D Is an abrasive material

Review Detailed Answer

Correct Answer: Employs condensation polymerisation

Which of the following is not a condensation polymer ?

A Bakelite

B Melamine polymer

C Poly-methyl-methacrylate (PMMA)

D None of these

Review Detailed Answer

Correct Answer: Poly-methyl-methacrylate (PMMA)

Most of the fibre forming polymers are crystalline in nature, one of the exceptions being ______________ which is amorphous in nature?

A Nylon

B Polyacrylonitrile

C Polypropylene

D Polyester

Review Detailed Answer

Correct Answer: Polyacrylonitrile

Styrene which is a monomer for the production of polystyrene, is commercially produced by the __________________?

A Catalytic dehydrogenation of ethyl benzene

B Dehydration of ethyl alcohol followed by hydrogenation

C Reacting ethylene oxide with acetaldehyde

D Fermentation of starch

Review Detailed Answer

Correct Answer: Catalytic dehydrogenation of ethyl benzene

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

_______________ is normally used for the manufacture of refrigerator components and transistor parts?

Acrilan fibres used for making cloth, carpet & blankets, which is a hard, horny & high melting polymeric material is nothing but____________________?

Styrene butadiene rubber (SBR) is never used for making__________________?

The process involved in converting rubber into a thin sheet or coating it on fabric is called__________________?

In nylon-6, the number 6 represents the total number of_________________?

Thermocol is a spongy, porous, rigid or flexible foamed plastic, obtained by blowing gas/air through molten__________________?

Phenol formaldehyde __________________?

Which of the following is not a condensation polymer ?

Most of the fibre forming polymers are crystalline in nature, one of the exceptions being ______________ which is amorphous in nature?

Styrene which is a monomer for the production of polystyrene, is commercially produced by the __________________?