5 Questions
Explain the types of plastics mentioned in the text.
Thermoplastic and Thermosetting Plastics are mentioned in the text.
What are the characteristics a plastic material should possess?
A plastic material should possess sufficient rigidity, dimensional stability, and mechanical strength at room temperature to serve as a useful household article, gadget, or structural part, and still be of such a character that it may be molded into shape by the application of reasonable temperature and pressure.
What is polyethylene (polythene)?
Polyethylene (Polythene) is a simple and inexpensive homopolymer.
What are macromolecules in the context of plastics?
Plastics are macromolecules formed by polymerization and have the ability to be shaped by the application of a reasonable amount of heat and pressure or some other form of force.
What is the effect of heat on thermoplastic?
The effect of heat on thermoplastic is mentioned in the text.
Test your knowledge of engineering chemistry with this quiz covering topics such as plastics, polyethylene, and plastic molding techniques. Challenge yourself and see how much you know about macromolecules and polymerization.
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