Description : Which of the following is not a condensation polymer? (A) Bakelite (B) Melamine polymer (C) Poly-methyl-methacrylate (PMMA) (D) None of these
Last Answer : (C) Poly-methyl-methacrylate (PMMA)
Description : Polymethyl methacrylate (PMMA) which is also known as Perspex and is produced by bulk polymerisation of methyl methacrylate is not a __________ polymer. (A) Thermoplastic (B) Thermosetting (C) Linear (D) Glass like transparent
Last Answer : (B) Thermosetting
Description : In a co-polymer, the repeating units contain two different monomers. Which of the following is a copolymer? (A) PTFE (B) Buna-S (C) PMMA (D) Polycaprolactam
Last Answer : (B) Buna-S
Description : Which of the following polymers does not belong to the class of Polyacrylate polymer? (A) PMMA (B) Polyacrylonitrile (C) Poly Ethyl acrylate (D) None of these
Last Answer : (D) None of these
Description : Orlan fibre which is used as a wool substitute is (A) An amorphous polymer (B) A natural polymeric fibre (C) Polyacrylonitrile (D) Poly-methyl-methacrylate (PMMA)
Last Answer : (C) Polyacrylonitrile
Description : Plexiglass (also called Lucite) because of its high optical transparency is used for making lenses. It is chemically (A) Polymethyl methacrylate (PMMA) (B) Polytetrafluroethylene (PTFE) (C) Polycarbonates (D) Phenolic resins
Last Answer : (A) Polymethyl methacrylate (PMMA)
Description : Which of the following is not the commercial name of poly-methylmethacrylate (PMMA)? (A) Perspex (B) Lucite (C) Plexiglass (D) Teflon
Last Answer : (D) Teflon
Description : Poly-methyl-methacrylate (PMMA) is known as (A) Bakelite (B) Teflon (C) Perspex (D) Nylon-6
Last Answer : (C) Perspex
Description : Polymethyl methacrylate (PMMA) is known as (A) Bakelite (B) Teflon (C) Perspex (D) Nylon-6
Description : Which of the following is not the commercial name of poly-methyl methacrylate (PMMA)? (A) Styrofoam (B) Lucite (C) Perspex (D) Plexiglass
Last Answer : (A) Styrofoam
Description : Window panes of aeroplanes are normally made of (A) Perspex (PMMA) (B) Teflon (PTFE) (C) Bakelite (phenol formaldehyde) (D) Polystyrene
Last Answer : Option A