Question: a. b. Draw a schematic plot of the three characteristics stress-strain behaviours observed for polymeric materials. Explain each of their characteristics. (10 marks) Lukiskan plot

a. b. Draw a schematic plot of the three characteristics stress-strain

a. b. Draw a schematic plot of the three characteristics stress-strain behaviours observed for polymeric materials. Explain each of their characteristics. (10 marks) Lukiskan plot skematik bagi tiga cici tingkah laku tegasan-terikan yang diperhatikan untuk bahan polimer. Terangkan setian sici tersebut. (10 markah) Melting and glass transition temperatures are important parameters in various polymer applications. List four (4) characteristics or structural components of a polymer that affect both its melting and glass-transition temperatures. (4 marks) Suhu lebur dan suhu peralihan kasa adalah parameter penting dalam pelbagai aplikasi polimer. Senaraikan empat (4) cici atau komponen struktur polimer yang mempengaruhi kedua-dua suhu lebur dan suhu peralihan kaca. (4 markah)

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