A. Filaments
B. Pipes
C. Buckets
D. Tubings
Related Mcqs:
- Thermosetting polymers as compared to thermoplastic polymers_____________________?
A. Are formed by addition polymerisation
B. Have three dimensional structure
C. Have linear structure
D. None of these - Thermosetting resins/polymers as compared to thermoplastic ones are ____________________?
A. Soluble in all organic solvents
B. More brittle
C. Formed by addition polymerisation only
D. Easily reshaped & reused - Polymers are classified into four categories namely thermosetting, thermoplastic, elastomer and fibre depending upon their________________?
A. Molecular sizes
B. Magnitude of intermolecular forces
C. Resistance to heat
D. Polymerisation mechanism
Answer: Option B - Collapsible tubes for tooth paste are produced by _____________ extrusion?
A. Direct
B. Indirect
C. Impact
D. None of these - Thermoplastic resins usually____________________?
A. Remain hard as long as they are hot
B. Cannot be reclaimed from waste
C. Permanent setting resins
D. Less brittle than thermosetting resins - Which of the following is not a thermoplastic material ?
A. Epoxy polymer
B. PVC
C. Polystyrene
D. Polythene - The only natural thermoplastic resin, which is a product of animal life is ____________________?
A. Rosin
B. Shellac
C. Amber
D. Copal - Thermoplastic materials___________________?
A. Do not soften on application of heat
B. Are heavily branched molecules
C. Are solvent insoluble
D. None of these - Polystyrene is a light, transparent, thermoplastic material used for making __________________?
A. Toys and combs
B. Packaging bags
C. Non-sticking utensils
D. Electrical insulation - Thermosetting materials_________________?
A. Are cross-linked molecules
B. Soften on application of heat
C. Are solvent soluble
D. None of these