GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER-VII(NEW) EXAMINATION - SUMMER 2019
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Subject Code:2182309/2182312 Date:13/05/2019
Subject Name:Nano Polymer Technology
Time:10:30 AM TO 01:00 PM Total Marks: 70
Instructions:
- Attempt all questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
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MARKS
Q.1 (a) Define Nanotechnology. 03
(b) List advantages of Nanotechnology. 04
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(c) Short a note on- Nanostructured Materials 07
Q.2 (a) Give full form of SWNT and MWNT. 03
(b) Explain importance of SWNT and MWNT. 04
(c) What is high shear mixing? Explain in detail 07
OR
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(c) Write a note on small angle X ray diffraction. 07
Q.3 (a) Write a note on Mass Loss Calorimetry (MLC) 03
(b) State the difference between exfoliated and intercalated. 04
(c) Write a short note on Energy-dispersive x-ray spectroscopy (EDS). 07
OR
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Q.3 (a) Write about the processing methods for nanoparticles and classify them. 03
(b) Differentiate between Thermoplastic and Thermosetting Resin Characteristics. 04
(c) Write the manufacturing process, properties and application of carbon nanofibers. 07
Q.4 (a) Draw with proper labeling and-explanation the Anatomy of a POSS molecule. 03
(b) Write about the classification-of carbon nanotubes. 04
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(c) Write the origin, properties and application of carbon nanosilica. 07
OR
Q.4 (a) Explain the term “In-situ polymerization” 03
(b) List various techniques to characterize polymeric Nanomaterials. 04
(c) Explain what Nanoaluminum oxide is? 07
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Q.5 (a) Write about the processing methods for nanoparticles and classify them. 03
(b) Explain importance of nano technology in plastic field. 04
(c) Explain Transmission Electron Microscopy with proper diagram. 07
OR
Q.5 (a) Write a note on Small-diameter carbon nanotubes (SDNTSs). 03
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(b) State the functions of polymer Nanostructured materials. 04
(c) Write a note on Non-halogenated, flame-retardant polymers for cabling jackets. 07
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