Download GTU BE/B.Tech 2019 Winter 5th Sem New 2153904 Elements Of Nanoscience And Technology Ii Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Winter 5th Sem New 2153904 Elements Of Nanoscience And Technology Ii Previous Question Paper

1
Seat No.: ________ Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY

BE - SEMESTER ? V (New) EXAMINATION ? WINTER 2019
Subject Code: 2153904 Date: 21/11/2019

Subject Name: Elements of Nanoscience and Technology-II
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) Differentiate: Surface and Interface 03
(b) Explain super hydrophobicity with contact angle. 04
(c) Explain Nano synthesis using AAO template for industrial aspect. 07

Q.2 (a) Write down various properties associated with small cluster. 03
(b) Explain, How to transfer white material in to transparent materials
using nanotechnology with example.
04
(c) Write short note on thermal expansion with necessary examples. 07
OR
(c) Write a short note on Zeolites with industrial applications. 07
Q.3 (a) Give two example of Color generation from nanostructure. 03
(b) Write down various applications associated with Super Critical
Fluids.
04
(c) Explain Electrophoretic deposition in the vicinity on Nano synthesis. 07
OR
Q.3 (a)
Explain role of shape of matter at a nanoscale.
03
(b) List out name of various materials used as catalyst. 04
(c) Draw necessary diagram to explain electrospinning technique for
prepare on Nano sensor.
07
Q.4 (a) Draw bandgap for Semiconductor, Quantum Dot and Atom in the
vicinity of Energy.
03
(b) Write down importance of electrolyte and surface preparation in
electroplating
04
(c) Draw the phase diagram to explain Supercritical fluid and explain it
in the vicinity of physiochemical parameter.
07
OR
Q.4 (a) Define: Nano porous material. 03
(b) Differentiate: High angle and Low angle grain boundary. 04
(c) Write a short note on AgX photography. 07
Q.5 (a) Define :Ceramic Surface 03
(b) Write a short not on magnetic and mechanical properties of
nanomaterial.
04
(c) Explain in detail: Electroplating for synthesis of Nano coating. 07
OR

Q.5 (a) Define: Nanocrystal 03
(b) Write down various application associated with Nano membranes 04
(c) Explain , How to synthesis nanoparticles using Supercritical fluid 07
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