Download GTU B.Tech 2020 Winter 5th Sem 3150507 Energy Technology Question Paper

FirstRanker.com

GUJARAT TECHNOLOGICAL UNIVERSITY
BE- SEMESTER-V (NEW) EXAMINATION - WINTER 2020

--- Content provided by‌ FirstRanker.com ---

Instructions:

1. Attempt any FOUR questions out of EIGHT questions.

--- Content provided by⁠ FirstRanker.com ---

2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.

MARKS

1. (a) Differentiate between conventional & non-conventional Energy sources. 03
   (b) Discuss on world energy futures. 04
   

   --- Content provided by​ FirstRanker.com ---

   (c) List out all the commercially available waste heat recovery devices. 07
   Explain any one device with neat sketch.
2. (a) Discuss selection and applications of refractories. 03
   (b) Explain types of Energy Audit. 04
   (c) Explain proximate and ultimate analysis of coal in detail. 07

--- Content provided by​ FirstRanker.com ---

3. (a) Define steam traps. State the functions of steam traps. 03
   (b) Explain types of insulations and also discuss its applications. 04
   (c) Discuss in detail about energy conservation. Also state its 07
   importance.
4. (a) Define: (i) Beam Radiation, (ii) Solar Altitude, (iii) Solar Azimuth 03
   

   --- Content provided by‍ FirstRanker.com ---

   Angle
   (b) What are the advantages and disadvantages of fuel cell? 04
   (c) Explain solar pond briefly. What are the applications of solar pond? 07
5. (a) List all the factors affecting biodigestion: 03
   (b) What are the advantages and disadvantages of concentrating collectors 04
   

   --- Content provided by​ FirstRanker.com ---

   over flat plate collectors?
   (c) Categorize different types of fuel cell and describe Molten Carbonate 07
   Fuel Cell (MCFC) with neat diagram.
6. (a) Define Photosynthesis:-What are the conditions necessary for 03
   photosynthesis?
   

   --- Content provided by⁠ FirstRanker.com ---

   (b) Define biomass and list biomass energy resources. 04
   (c) List out various types of instruments for measuring solar radiation and 07
   explain any one.
7. (a) What are the techniques suggested for maintaining the biogas 03
   production?
   

   --- Content provided by‌ FirstRanker.com ---

   (b) Enlist various applications of solar energy. 04
   (c) Describe with neat sketch the working of a wind energy system 07
   (WECS) with main components.
8. (a) State different applications of wind energy. 03
   (b) Describe the main considerations in selecting a site for wind generators. 04
   

   --- Content provided by‍ FirstRanker.com ---

   (c) Describe construction and working of KVIC digester. 07

FirstRanker.com