This set of Polymer Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Polyamides”. 1. Name the polymer formed by the polymerization of ω-amino caproic acid using water as a catalyst? a) nylon 6 b) nylon 6,6 c) nomex d) abs 2. What is the monomer pair required for the formation of Nylon 610? a) … Read more
This set of Polymer Engineering Questions and Answers for Campus interviews focuses on “Fluoropolymers”. 1. What is the melting point of polymer formed by polymerization of tetrafluoroethylene? a) 100 ᵒC b) 156 ᵒC c) 327 ᵒC d) 533 ᵒC 2. What is the nature of the fluoro polymer polytetrafluoroethylene, regarding its crystallinity? a) highly crystalline … Read more
This set of Polymer Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Poly(vinyl Chloride)”. 1. At what temperature does acetylene reacts with dry hydrogen chloride in a multi tubular reactor packed with mercuric chloride catalyst, supported over activated carbon, to produce vinyl chloride? a) 50-60 ᵒC b) 90-100 ᵒC c) 150-175 ᵒC d) 180 … Read more
This set of Polymer Engineering test focuses on “Poly(vinyl Acetate)”. 1. Which is the most widely used polymerization technique to produce polyvinyl actate? a) bulk polymerization b) solution polymerization c) emulsion polymerization d) all of the mentioned 2. What is the nature of commercially used poly vinyl acetate? a) atactic b) synditactic c) isotactic d) … Read more
This set of Polymer Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Acrylic Plastics and Fibres”. 1. What is the correct structure of monomer of poly methyl methacrylate? a) CH2═C(CH3)−CO−O−CH3 b) CH3−CO−O−CH3 c) CH3−CO−O−CH═CH2 d) CH3−CO−O−C(CH3)═CH2 2. Which of the following mechanism is used in the formation of commercially used polymethyl methacrylate? a) anionic … Read more
This set of Polymer Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Polystyrene”. 1. Which of the following is used as a catalyst for the alkylation of benzene in the process of formation of styrene? a) AlCl3 b) MgO c) FeO d) TiCl4 2. Which of the following can stabilize the vinyl benzene? a) … Read more
This set of Polymer Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Polypropylene”. 1. Which of the following kind of polymer has the highest percentage in polypropylene? a) isotactic b) atactic c) syndiotactic d) all of the mentioned 2. What is the approximate density of the polypropylene? a) 0.56 g/cm3 b) 0.90 g/cm3 c) … Read more
This set of Polymer Engineering Interview Questions and Answers for freshers focuses on “Polyethylene-2”. 1. LDPE is more prone to oxidation than HDPE. State true or false. a) true b) false 2. What does higher melt flow index (MFI) indicates in polymer system and which type of polyethylene belongs to higher MFI value category? a) … Read more
This set of Polymer Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Polyethylene-1”. 1. What is the pressure range for the polymerization process of low density polyethylene? a) 1500-3000 atm b) 100-1000 atm c) 50-100 atm d) 25-50 atm 2. What range of temperature is generally employed for low density polyethylene formation on kinetic … Read more
This set of Polymer Engineering Question Bank focuses on “Living Polymers”. 1. What color of the medium is obtained when styrene is added to the naphthalene anion for initiation of polymerization? a) blue b) orange c) colorless d) green 2. The polymerization of methacrylonitrile using lithium metal in liquid ammonia takes place at a much … Read more
