M.Sc. DEGREE EXAMINATION, NOVEMBER 2017
Third Semester
Energy Science
Elective III PHOTOVOLTAICS
(CBCS 2016 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all the questions.
1. Define band gap energy.
2. What is meant by indirect semiconductors?
3. Define current density.
4. What is metal semiconductor junction?
5. Define identical cells.
6. What are elemental semiconductors?
7. Mention any three applications of solar cell in
telecommunication.
8. Write down the components of residential solar electric
system.
9. What is Solar PCU?
10. What is PV module?
Sub. Code
540502
RW-898
2
Sp 5
Part B x 5 25)
Answer all the questions, choosing either or
11. Explain purification and crystallization of Silicon.
Or
What is meant by doing? Discuss doping in a
semiconductor.
12. Write a short note on I-V characterization of
semiconductors.
Or
Explain the working principle of electro-deposition
technique.
13. Write a short note on thin film solar PV modules.
Or
Discuss about the analysis of PV modules.
14. Discuss the applications of PV system in
telecommunication areas.
Or
Describe remote area power system.
15. Discuss about the solar photovoltaic concentrator.
Or
Elucidate hybrid SPV power systems.
RW-898
3
Sp 5
Part C 10 30)
Answer any three questions.
16. Describe the for preparation methods of transparent
conducing oxides.
17. How to fabricate solar cells by metal organic chemical
vapour deposition technique.
18. Write the detailed note on identical and non-identical
solar cells.
19. Describe grid connected solar PV systems.
20. Describe the methodologies and designing tools for SPV
power plant.
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