STUPIDSID
1 (a)
Explain Tar sands and oil shale as energy source and also mention their limitations.
10 M
1 (b)
What is the need for alternate energy sources? Explain by considering solar energy.
5 M
1 (c)
Discuss the limitations of non-conventional sources of energy.
5 M
2 (a)
Define the following: i) Latitude ii) Declination angle iii) Surface azimuth angle iv) Hour angle v) Zenith angle.
10 M
2 (b)
With a neat sketch, explain the working of pyranometers?
5 M
2 (c)
Write short notes on spectral distribution of extra terrestrial radiation.
5 M
3 (a)
Calculate the monthly average hourly radiation falling on a flat plate collector facing south (γ=0°) with a slope of 15°, given the following data:
Location: Chennai (13° 00' N); Month: October; Time: 1100 to 1200 (LAT); Ig: 2408 kJ/m2-h; Id: 1073 kJ/m2-h;
Assume ground reflectivity to be 0.2.
Location: Chennai (13° 00' N); Month: October; Time: 1100 to 1200 (LAT); Ig: 2408 kJ/m2-h; Id: 1073 kJ/m2-h;
Assume ground reflectivity to be 0.2.
10 M
3 (b)
Describe solar pond for solar energy collection and storage.
6 M
3 (c)
Explain how solar energy can be used for drying, with a neat sketch.
4 M
4 (a)
Explain briefly the parameters affecting the performance of flat plate collectors.
6 M
4 (b)
Derive the expression for transmissivity based on reflection-refraction at the interface of two media.
8 M
4 (c)
Write short notes on collector efficiency factor and collector heat removal factor.
6 M
5 (a)
Describe the main considerations in selecting the site for wind generators.
8 M
5 (b)
Explain with a neat sketch, the working of a photo-voltaic cell. Draw I-V characteristics.
6 M
5 (c)
With a neat sketch, explain the horizontal axis wind machine.
6 M
6 (a)
With a neat sketch and T-S diagram, explain the concept of liquid dominated total flow system of generating geothermal energy.
8 M
6 (b)
Explain with a neat sketch, the working principle of closed cycle OTEC plant.
6 M
6 (c)
Sketch and explain single basin type tidal power plant operation.
6 M
7 (a)
Explain the process of photosynthesis. What are the conditions which are necessary for it?
6 M
7 (b)
List the factors affecting biogas generation.
4 M
7 (c)
Sketch and explain the working of floating gas holder type biogas plant used in India (KVIC plant).
10 M
8 (a)
Explain the process of electrolytic production of hydrogen, with a neat sketch.
8 M
8 (b)
Explain briefly the different methods of hydrogen storage.
6 M
8 (c)
Describe how hydrogen can be used as an alternative fuel for motor vehicles.
6 M
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