Polymer Technology
Molecular weight of a polymer is equal to the molecular weight of the repeat unit multiplied by the degree of polymerisation. What is the molecular weight of poly vinyl chloride (PVC), if its degree of polymerisation is 800?

50800
50000
49200
51600

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Polymer Technology
Identify the group in which all the polymers mentioned can be used to make fibres.

Cellulose derivatives, Polyamides, Polyurathane
Cellulose derivatives, Polyisoprene, Polyethylene
Butadiene copolymers, Polyamides, Urea aldehyde
Polypropylene, Poly vinyl chloride, Silicon

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