Download GTU BE/B.Tech 2018 Winter 7th Sem New 2173901 Application Of Cnt And Metallic Nanoparticles Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2018 Winter 7th Sem New 2173901 Application Of Cnt And Metallic Nanoparticles Previous Question Paper

1
Seat No.: ________ Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY

BE - SEMESTER ?VII (NEW) EXAMINATION ? WINTER 2018
Subject Code: 2173901 Date: 15/11/2018

Subject Name: Application of CNT and Metallic Nanoparticles

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 is Magic Number? 03
(b) Describe Biological Applications of CNT. 04
(c) Describe Basic Concept of Carbon Nanotubes and its Structure.
(With Diagram)
07

Q.2 (a) Explain Optical Properties of CNT. 03
(b) Describe Geometric Structure of Metal Nanoparticles. 04
(c) State and Describe all the Properties of CNT. 07
OR
(c) Application of CNTs in Electronics. 07
Q.3 (a) What are three different types of Stabilization Techniques used for
Metal Nanoparticles?
03
(b) Describe Electronic Structure of Metal Nanoparticles. 04
(c) Elaborate Applications of CNT for Energy. 07
OR
Q.3 (a) State Different Methods for Fabrication and Purification of CNT and
Describe briefly.
03
(b) Briefly Describe the Symmetry of Single Wall CNT. 04
(c) Write a short note on Metal Nanoparticles. 07
Q.4 (a) What is Flow reaction and Batch Reaction.? (Hydrothermal
Synthesis)
03
(b) Explain Microwave Assisted Synthesis and What will be synthesized
from this method?
04
(c) Explain Stabilization Mechanism of Metallic Nanoparticles and its
types.
07
OR
Q.4 (a) Explain Dative Bonds. 03
(b) Describe Mechanical Properties of CNT. 04
(c) Describe any Five Methods for synthesis of Metal Nanoparticles. 07
Q.5 (a) What is Zeta Potential explain briefly. 03
(b) Explain how Metal Nanoparticles can be used in Solar Energy
Conversions.
04
(c) Explain the Application of Metallic Nanoparticle in Medical Field. 07
OR

Q.5 (a) Explain briefly DLVO Theory 03
(b) Describe Phase Transfer Method for MNPs. 04
(c) State all the methods under Wet Chemical Synthesis Route for Metal
Nanoparticle Synthesis and describe briefly.
07
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