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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

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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.

All Topics  9594

Which of the following is stretched into fibers ?
A Saturated polyester
B Unsaturated polyester
C Isoprene
D Bakelite
Correct Answer: Saturated polyester
Terylene is_________________?
A Same as Dacron
B A polyester
C Both A. & B.
D Neither A. nor B.
Correct Answer: Both A. & B.
Which of the following is the lowest cost plastic commercially available ?
A Polythene
B Teflon
C Bakelite
D PVC
Correct Answer: Polythene
Bakelite (phenol-formaldehyde) resin cannot be used as________________?
A Decorative paint
B Decorative laminates
C Electrical insulation
D Glass reinforced plastics
Correct Answer: Decorative paint
Polycaprolactam is____________________?
A Nylon-6
B Nylon-66
C Dacron
D Rayon
Correct Answer: Nylon-6
Branched chain polymers compared to linear polymers have higher ____________________?
A Density
B Tensile strength
C Melting point
D Degree of irregularity in atomic packing
Correct Answer: Degree of irregularity in atomic packing
Polyvinyl chloride (PVC) ____________________?
A Is produced by Polycondensation reaction
B Uses either emulsion or suspension polymerisation methods
C Can be made thermosetting by adding a plasticiser
D Softening temperature is 200°C
Correct Answer: Uses either emulsion or suspension polymerisation methods
Polyurethane cannot be used to make____________________?
A Automobile cushion
B Thermal insulation in refrigerator
C Coating and adhesive
D Fibre reinforced plastic (FRP)
Correct Answer: Fibre reinforced plastic (FRP)
Thermosetting plastic materials___________________?
A Can be repeatedly melted
B Is useful for melt casting
C Cannot be melted after forming
D Is useful for spinning
Correct Answer: Cannot be melted after forming
Dacron is a _____________________________?
A Condensation polymerisation product of Hexamethylene diamine and adipic acid
B Condensation polymerisation product of dimethyl terephthalate (DMT) and ethylene glycol
C Thermosetting material
D None of these
Correct Answer: None of these
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