Master of Science I (Nanotechnology) Examination: Oct/Nov 2016
Semester I (New CBCS)
SLR No. Day
Date Time Subject Name Paper
No. Seat No.
SLR ST
749
Wednesday
23/11/2016
10.30 AM
to
01.00 PM
Introduction to
Nanoscience and
Nanotechnology
C
SCT 1.2
Instructions: Part Question 1 is compulsory.
Attempt any four questions from Part II.
Figures to the right indicate full marks.
Answers to the Part-I and Part-II are to be written in same
answer Booklet only.
Total Marks: 70
PART I
Q.1 Rewrite the sentences after choosing the correct answers from the given
alternative.
07
The nanoparticles size usually ranges from
1nm 100 nm 100nm 200nm
200nm 300nb 300nm 400 nm
The term nano was coined by
Robert boyle Norio Taniguchi
J. J. Thomas Irvin L
The gathering of entities without any external influence called

Self assembly Isomerization
Degradation Biodegradation
Nanoparticle changes its properties based on
Size Surface area
Area Elasticity
They are types of dimensions in nanomaterials
Four Five
Six Seven
Pnp is a type of
Conductor Insulator
Semiconductor Dielectric
TiO2 is best example of
Metal Metal oxide
Semiconductor Insulator
Page 1 of 2
Definitions: 07
Nanoscience
Nanotechnology
Graphene
Nucleation
Nanocrystal
Semiconductor
Sensor
PART II
Answer any four of the following.
Q.2 What is nucleation rate? What is its influence on the size of nanocrystals? Write
detail account of types of nanocrystals?
14
Q.3 What are the challenges of nanotechnology? Explain one and two dimensional
nanostructure?
14
Q.4 What is CNT? Describe size dependent physical, chemical and optical properties
of nanomaterials.
14
Q.5 What are ceramic semiconductors? Explain in details properties of metal oxide. 14
Q.6 Answers any two 14
Applications of CNT
Describe Lipids
Working principle of membrane based water purification
Q.7 Answer any two 14
Top down approach
Nanocrystal defects
Chemical synthesis of nanomaterials