UPTU Old Year Question Papers
VIII Semester LT Examination 2006-07
Note : (i) Attempt all questions.
(ii) All questions carry equal marks.
1. Attempt any four of the following :
(a) What is protein and Polypeptides?
(b) What is a monomer and copolymer?
(c) What is glass transition temperature?
(d) What is emulsion polymerization?
(e) How are polymers made?
(f) Write a note on classification of polymers.
2. Attempt any four of the following :
(a) Write about raw materials for polymer based industries.
(b) Write a note on plasticizers.
(c) Write in brief about addition and condensation polymerisation.
(d) What are fillers?
(e) What is polymer degradation?
(f) Write a note on polymer reactions.
3. Attempt any two of the following :
(a) Discuss Natural Rubber Structure and properties.
(b) Describe rubber latex production and processing.
(c) What are the uses of rubber in leather industry.
4. Attempt any two of the following :
(a) Describe polystyrene preparation.
(b) What are adhesives and their application in leather industry? What is Neoprene?
(c) Discuss poly-isoprene and nitrile rubber.
5. Attempt any two of the following :
(a) Write a note on plastics. Elastomerics and fibres.
(b) What is compounding?
(c) Discuss processing techniques of polymers.