GTU BE/B.Tech 2018 Winter Question Papers || Gujarat Technological University
Subject Name: Thin Film Technology
Time: 10:30 AM TO 01:00 PM Total Marks: 70
3. Figures to the right indicate full marks.
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER-VII (NEW) EXAMINATION - WINTER 2018
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Subject Code: 2173903 Date: 26/11/2018Subject Name: Thin Film Technology
Time: 10:30 AM TO 01:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
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2. Make suitable assumptions wherever necessary.3. Figures to the right indicate full marks.
| MARKS | |
| Q.1 (a) Define Thin Films. | 03 |
| (b) What is the Role of Thin Films in Devices explain briefly. | 04 |
| (c) Explain Sol-Gel Synthesis Method. | 07 |
| Q.2 (a) Explain Chemical Vapour Deposition Technique. | 03 |
| (b) Explain Four Probe Method For Resistivity Measurement. | 04 |
| (c) Describe Fabrication of Thin film using PLD technique. (With Diagram) | 07 |
| OR | |
| (c) Explain Optical Properties of Thin Films. | 07 |
| Q.3 (a) Describe Applications of Thin Films in Medical Field. | 03 |
| (b) What are Magnetic Properties of Thin Films? | 04 |
| (c) Write short note on Sputtering Deposition. | 07 |
| OR | |
| Q.3 (a) State Applications of Thin Films in Defense and elaborate. | 03 |
| (b) Mention Application of Thin Films in Electronics and explain briefly. | 04 |
| (c) Write a short note on X-Ray Diffraction for Thin Films. | 07 |
| Q.4 (a) What is Profilometer? | 03 |
| (b) What are the Advantages and Disadvantages of PLD (Pulse Laser Deposition). | 04 |
| (c) Describe UV-vis Spectroscopy for Characterization. | 07 |
| OR | |
| Q.4 (a) Explain the Role of Thin Films in Automobile Industry. | 03 |
| (b) Explain Physical Vapour Deposition Method. | 04 |
| (c) How AFM (Atomic Force Microscopy) is used for Characterization. | 07 |
| Q.5 (a) What is Molecular Beam Epitaxy? | 03 |
| (b) Explain Two Probe Method and its Drawbacks. | 04 |
| (c) Write short note on SQUID. | 07 |
| OR | |
| Q.5 (a) Explain Cathodic Arc Deposition. | 03 |
| (b) Explain Spin Coating Technique. | 04 |
| (c) Describe Electrical Properties of Thin Films. | 07 |
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