GTU BE 8th Semester 2182309/2182312 Nano Polymer Technology(Departmental Elective – III) Summer 2018 Question Paper

1
Seat No.: ________ Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE – SEMESTER ?VIII (NEW) – EXAMINATION ? SUMMER 2018
Subject Code: 2182309/2182312 Date: 02/05/2018
Subject Name: Nano Polymer Technology(Departmental Elective – III)
Time: 10:30 AM to 01:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.

MARKS
Q.1 (a) Define Nanotechnology. 03
(b) Why Is This Length Scale So Important? 04
(c) Write a note on- Uniqueness of Nanostructured Materials 07
Q.2 (a) What Does Nano Really Mean? 03
(b) List Different Types of Nanoparticles 04
(c) Write the manufacturing process, properties and application of
carbon nanofibers.
07
OR
(c) Write about origin and properties of nanotitanium oxide 07
Q.3 (a) What are SWNT and MWNT? 03
(b) Draw with proper labeling and explanation the Anatomy of a
POSS molecule.
04
(c) Write the origin, properties and application of carbon
nanosilica.
07
OR
Q.3 (a) Write about the classification of carbon nanotubes. 03
(b) Write a note on Small-diameter carbon nanotubes (SDNTs). 04
(c) Explain what Nanoaluminum oxide is? 07
Q.4 (a) Explain the term ?In-situ polymerization? 03
(b) State the functions of polymer Nanostructured materials. 04
(c) Differentiate between Thermoplastic and Thermosetting Resin
Characteristics
07
OR
Q.4 (a) Write about the processing methods for nanoparticles and
classify them.
03
(b) List various techniques to characterize polymer
Nanomaterials.
04
(c) Explain Transmission Electron Microscopy with proper
diagram.
07
Q.5 (a) State the difference between exfoliated and intercalated. 03
(b) Write a short note on Energy-dispersive x-ray spectroscopy (EDS).
04
(c) Write a note on Non-halogenated, flame-retardant polymers
for cabling jackets.
07
OR
Q.5 (a) Write a note on Mass Loss Calorimetry (MLC) 03
(b) Write a note on small angle X ray diffraction. 04
(c) What is high shear mixing? Explain. 07