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1. a) How are Polymers classified?
b) Define polymerization. Differentiate addition and condensation polymerization.
2. a) Explain the free radical mechanism of addition polymerization taking ethylene as a monomer.
b) Give the synthesis and applications of Teflon.
3. a)Differentiate between thermoplastics and thermosetting plastics.
b)What is glass transition temperature?Discuss the following factors affecting GTT
i) Flexibility ii) Intermolecular forces.
4. a) Explain the manufacture and applications of the following high polymers:
i)Polymethylmethacrylates (plexi glass) ii) polyurethanes.
b) What are elastomers? Mention the advantages of synthetic rubber over natural rubber.
5. a) What are the deficiencies of natural rubber? What is vulcanization of rubber.
b) Explain the manufacture of Silicone rubber. Mention their applications.
what are the applications of radioactivity in engineering
DISTILLATION
develop a process schematic which will yield separation process streams
Your first assessment will cover the design of a monolith reactor for the VOCs removal. Therefore, you are asked to do the following: 1. Choose a specific VOC; 2. Search for the
The property of a material by which it can be drawn into wires is called as Ductility is the only property of a material by which it can be drawn into wires.
the inlet diameter of venturimeter 25mm and diameter of throat is 15mm.The coefficient of discharge for venturimeter is Cv=0.98.The height is found to be 5ml density of water is 10
What are the main sources of electrical resistance in a metal? The factors that affect the electrical resistance of a metal are impurity, temperature and alloying. The free mea
What are properties of an ideal electrical insulating material? The properties of an ideal (electrical) insulating material are given below:- (i) Low dielectric court (high
The magnetic behavior of materials can be classified into the following five major groups: 1. Diamagnetism 2. Paramagnetism 3. Ferromagnetism 4. Ferrimagnetism 5. Antiferr
The over all diffinition of stripping
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