Download GTU BE/B.Tech 2019 Winter 5th Sem New 2153902 Nano Ceramic And Applications Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Winter 5th Sem New 2153902 Nano Ceramic And Applications Previous Question Paper

1
Seat No.: ________ Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY

BE - SEMESTER ? V (New) EXAMINATION ? WINTER 2019
Subject Code: 2153902 Date: 02/12/2019

Subject Name: Nano Ceramic and Applications
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) Define Dielectric Materials. 03
(b) Describe Application of Ceramic Materials in Industry. 04
(c) Explain Synthesis of Nano Ceramic materials.

07

Q.2 (a) Explain ?Ceramic materials for Aerospace applications?. 03
(b) Compare and Contrast between Traditional Ceramic and Advance
Ceramic.
04
(c) Write a short note on Non Stoichiometry. 07
OR
(c) Explain Fracture mechanics, Brittleness and Ductility. 07
Q.3 (a) Describe Pressure Assisted Sintering. 03
(b) Define Piezo Ceramics. 04
(c) Explain Sol-gel preparation technique for Nano-Ceramics. 07
OR
Q.3 (a) Explain Injection Molding. 03
(b) Briefly Describe any Two Densification methods used for Advanced
Ceramics.
04
(c) Write a short note on Oxide Ceramic materials. 07
Q.4 (a) Describe Applications of Ceramic materials in Medical Sector. 03
(b) Define Pechini Process. 04
(c) Define Ferroelectricity. 07
OR
Q.4 (a) Define Ionic Conduction 03
(b) What is vitrification? Explain its role in Ceramic manufacturing. 04
(c) Explain General steps involved in Manufacturing of Traditional
Ceramics.
07
Q.5 (a) Explain Briefly Schottky and Frenkel Defects 03
(b) Define Superconducting Ceramic materials. 04
(c) Write a short note on Superconducting Ceramics. 07
OR

Q.5 (a) Mention few Examples of Reaction Sintered ceramic materials. 03
(b) Explain Tape Casting methods used in Nano Ceramic Fabrication. 04
(c) Write a short note on Non-Oxide Ceramic materials. 07

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