Download GTU BE/B.Tech 2018 Winter 3rd Sem New 2133902 Elements Of Nanoscience And Nanotechnology I Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2018 Winter 3rd Sem New 2133902 Elements Of Nanoscience And Nanotechnology I Previous Question Paper

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1
Seat No.: ________ Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY

BE - SEMESTER?III (New) EXAMINATION ? WINTER 2018
Subject Code: 2133902 Date: 01/12/2018

Subject Name: Elements of Nanoscience and Nanotechnology-I

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) What do mean by Atomic Manipulation in the field of
nanotechnology.
03
(b) Define: Nanoscience and Nanotechnology. 04
(c) Write a short note on dip pen nanolithography. 07

Q.2 (a) What do you mean by epitaxial nature in thin film? 03
(b) Write down various technique used in characterization of
nanostructured material.
04
(c) Write a short note on history of nanotechnology. 07
OR
(c) Write a short note on electrodeposition. 07
Q.3 (a) Give the name of various technique for Micro- and
Nanofabrication.

03
(b) Draw the schematic representation of various types of carbon
nanotubes.
04
(c) Write a short note on CVD method for synthesis of nanostructured
materials with necessary figures.
07
OR
Q.3 (a) Give the use of Nanotechnology in the medical implants and battery. 03
(b) Explain in short: Purification of Carbon Nanotubes. 04
(c) Describe the various applications of Carbon Nanotubes. 07
Q.4 (a) Define: Nanoholes and photons in the vicinity of solar cell. 03
(b) Describe Optoelectronics Devices. 04
(c) Write a short note on DSSC Solar Cell. 07
OR
Q.4 (a) Define: Nano electronics. 03
(b) Describe: Ball Milling. 04
(c) Write a short note on E-Beam lithography for formation of
nanostructured devices.
07
Q.5 (a) Give drawbacks of liquid Electrolyte used in nanostructured solar cell. 03
(b) What do you mean by Quantum Computers? 04
(c) Write down Environmental Applications of Nanotechnology. 07
OR

Q.5 (a) Define: Nano robots. 03
(b) What do mean by Microelectromechanical systems (MEMS). 04
(c) Explain how nanotechnology will affect our life in the future, give
your vision.
07

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