A. 50000
B. 51600
C. 49200
D. 50800
Related Mcqs:
- The monomer of poly vinyl chloride (PVC) is__________________?
A. Chloroethane
B. Ethylene dichloride
C. Ethyl chloride
D. Chloroform - Poly Vinyl chloride (PVC) is a ________________ material?
A. Thermoplastic
B. Thermosetting
C. Fibrous
D. Chemically active - _____________ polymer is produced by the copolymerisation of vinyl chloride-vinyl acetate?
A. Fibrous
B. Leathery
C. Rubbery
D. Hard - Which of the following polymers are produced by employing all bulk polymerisation, solution polymerisation & suspension polymerisation technique of addition (chain) polymerisation ?
A. PVC
B. Bakelite
C. PTFE
D. Epoxy resin - Melt spinning of polymers involves the forcing of polymer melt through spinnerates (fine holes) into an atmosphere kept at a temperature lower than the melting point of the polymer, which causes the fine diameter polymer melt to harden into filaments. Melt spinning is not used in case of the _____________ fibres?
A. Acrylic
B. Polyester
C. Nylon 6:6
D. Polypropylene - A copolymer of vinyl and vinylidene chloride is called_____________________?
A. Treylene
B. Orlon
C. Saran
D. Dacron - Which of the following low molecular weight (<104), soft & waxy polymer is used in „chewing gum‟ ?
A. Cellulose acetate
B. Polyvinyl acetate
C. Thiokol
D. PVC - Polyvinyl chloride (PVC) is __________________?
A. A thermosetting material
B. A condensation polymerisation product
C. Made by employing emulsion polymerisation
D. None of these - 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 - Temperature maintained in the emulsion polymerisation reactor for PVC manufacture is about ______________ ° C?
A. -20
B. 50
C. 250
D. 500
