Podcast
Questions and Answers
Which type of plastics do not soften on heating and burn on prolonged heating?
Which type of plastics do not soften on heating and burn on prolonged heating?
Which type of plastics consist of long chain linear polymers?
Which type of plastics consist of long chain linear polymers?
Which type of plastics are formed by condensation polymerization?
Which type of plastics are formed by condensation polymerization?
Which moulding process is commonly used for PET bottles?
Which moulding process is commonly used for PET bottles?
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Which moulding process is suitable for producing pipes and hoses?
Which moulding process is suitable for producing pipes and hoses?
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Which type of plastic softens on heating?
Which type of plastic softens on heating?
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What type of polymerization is used to form thermosetting plastics?
What type of polymerization is used to form thermosetting plastics?
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Which moulding process is commonly used for making PET bottles?
Which moulding process is commonly used for making PET bottles?
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Which type of plastic does not soften on heating and burns on prolonged heating?
Which type of plastic does not soften on heating and burns on prolonged heating?
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What type of polymer has a mechanism of conduction and finds applications in sensors and self-cleaning windows?
What type of polymer has a mechanism of conduction and finds applications in sensors and self-cleaning windows?
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Which type of plastics consists of a three-dimensional network joined by strong covalent bonds?
Which type of plastics consists of a three-dimensional network joined by strong covalent bonds?
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Which moulding process is commonly used for producing mobile phone cases and battery trays?
Which moulding process is commonly used for producing mobile phone cases and battery trays?
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Which type of polymerization is used to form thermoplastics?
Which type of polymerization is used to form thermoplastics?
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Which type of plastics soften on heating but do not burn on prolonged heating?
Which type of plastics soften on heating but do not burn on prolonged heating?
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Which type of polymers have a mechanism of conduction and find applications in sensors and self-cleaning windows?
Which type of polymers have a mechanism of conduction and find applications in sensors and self-cleaning windows?
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Study Notes
Types of Plastics
- Aromatic plastics, such as polyurethane and polyimide, do not soften on heating and burn on prolonged heating.
- Thermoplastics consist of long chain linear polymers.
- Polyethylene terephthalate (PET) is formed by condensation polymerization.
Moulding Processes
- Blow moulding is commonly used for producing PET bottles.
- Extrusion moulding is suitable for producing pipes and hoses.
- Injection moulding is commonly used for making mobile phone cases and battery trays.
Thermoplastics and Thermosetting Plastics
- Thermoplastics soften on heating.
- Thermosetting plastics are formed by condensation polymerization and do not soften on heating.
- Thermosetting plastics are formed through condensation polymerization.
Conductive Polymers
- Conductive polymers have a mechanism of conduction and find applications in sensors and self-cleaning windows.
- Conductive polymers are a type of polymer that has a mechanism of conduction.
Three-Dimensional Network Polymers
- Cross-linked polymers consist of a three-dimensional network joined by strong covalent bonds.
- Cross-linked polymers are a type of polymer that consists of a three-dimensional network.
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Description
Test your knowledge of plastics engineering with this quiz! Explore the differences between thermoplastics and thermosetting plastics, and learn about engineering applications of ABS, PVC, PTFE, and Bakelite. Dive into various moulding processes such as injection moulding, extrusion moulding, compression moulding, transfer moulding, and blow moulding, and their applications in manufacturing car parts, bottle caps, pipes, hoses, mobile phone cases, battery trays, fibre-reinforced polymer matrix com
