M.Sc. DEGREE EXAMINATION, APRIL 2017
Second Semester
Energy Science
ADVANCED NANOMATERIALS AND THEIR
APPLICATIONS
(2016 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all questions.
1. How is nanowire synthesized?
2. What is orthogonal self-assembly?
3. Give the future challenges in the synthesis of metal oxide
nano particles.
4. In what ways, natural fibre composites superior to
artificial one?
5. How is biomaterials used in implant technology?
6. Explain the synthesis of bioplastics.
7. How are magnetic materials classified?
8. What is meant by ferromagnetic materials?
9. What is hybrid capacitor?
10. How is nano-tech catalyst used in chemical reaction?
Sub. Code
540202
RW-099
2
Ws5
Part B x 5 25)
Answer all questions choosing either or
11. Explain the steps involved in the synthesis of
nanoparticles using Water-in-oil microemulsions.
Or
Write a note on carbon nanotubes.
12. Discuss the preparation of metal oxide nano
particles.
Or
Write a note on CNT.
13. How are biomaterials classified? Discuss the
applications of biopolymer.
Or
Illustrate the historical development of
Biomaterials.
14. Define paramagnetism. How does it differ from
ferromagnetism?
Or
Discuss the applications of ferrites materials.
15. Describe any two applications of nanomaterials in
electrochemistry.
Or
Explain the applications of nano particles in solar
cells.
RW-099
3
Ws5
Part C x 10 30)
Answer any three questions.
16. Mention three methods for the synthesis of
nanofibres.
Describe the microwave irradiation method for the
synthesis of nanoparticles.
17. Explain the preparation, thermal properties and
Chemical structure of metal oxide composites
18. Discuss the following with respect to synthesis
bioinert materials
bio active material.
19. Explain the advantages of ferro nanomaterials over
metallic nanomaterials.
Write a note on Magnetic hysteresis.
20. Explain the uses of nanomaterials in the following
solid oxide fuel cells
water purification.
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