P.CODE:37209

SET- 1

R05

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD IV.B.TECH - I SEMESTER REGULAR EXAMINATIONS NOV/DEC, 2009 ALTERNATIVE ENERGY SOURCES FOR AUTOMOBILES (AUTOMOBILE ENGG)

Max.Marks:80 Answer any FIVE questions All questions carry equal marks ---

.in

Time: 3hours

1. What is the necessity of non convensional energy sources? List any ‘5’ renewable energy sources. Compare renewable and non conversional energy sources [16]

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2. Explain any 2 types of solar collectors with a neat sketch? Write the energy balance equation for the same. [16] 3. What are the ingredients of biogas, biomass? How both are different from each other? Write any ‘5’ advantages, disadvantages of biogas over biomass. [16] 4. Explain the procedure to produce hydrogen through thermal route? And explain different methods of hydrogen storage? [16] 5. What are the properties of hydrogen fuel? Explain any 5 sources of hydrogen in detail. [16]

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6. What are the design considerations to be taken into account in design of electric automobile. Explain? [16] 7. What are the applicability of electric cars, and what are basic driving requirements & explain cost consideration of electric car in detail. [16]

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8. How the usage of gas turbine is taking place in cars? With the help of suitable sketch explain? [16]

*****

P.CODE:37209

SET- 2

R05

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD IV.B.TECH - I SEMESTER REGULAR EXAMINATIONS NOV/DEC, 2009 ALTERNATIVE ENERGY SOURCES FOR AUTOMOBILES (AUTOMOBILE ENGG)

Max.Marks:80 Answer any FIVE questions All questions carry equal marks ---

.in

Time: 3hours

1. Explain the renewable energy sources with reference to India in detail? Write 5 advantages & limitations of non conventional energy sources. [16]

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2. Write a short note on photo voltaic conversion system? Explain different parameters affecting the performance of flat plate collectors. [16] 3. With the help of suitable neat sketch explain working principle of janta model type biogas plant? Write short notes on energy plantation. [16]

4. Discuss hydrogen as a fuel for road transport? Explain properties of hydrogen and possible areas of use of hydrogen. [16]

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5. With a suitable sketch explain the process of thermo chemical production of hydrogen energy? List out any 5 advantages? [16] 6. What are the limitations to be taken into consideration while designing electric automobiles? And what opportunities are there for improvement of batteries. [16] 7. With suitable examples explain the future possibilities of development for electric automobiles. [16]

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8. What are the advantages, disadvantages and limitations in availability of energy for recharging of an electric automobile? [16]

*****

P.CODE:37209

SET- 3

R05

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD IV.B.TECH - I SEMESTER REGULAR EXAMINATIONS NOV/DEC, 2009 ALTERNATIVE ENERGY SOURCES FOR AUTOMOBILES (AUTOMOBILE ENGG)

Max.Marks:80

1. Write notes on following a) Wind energy b) Solar energy c) Tidal energy d) Geo thermal energy

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Answer any FIVE questions All questions carry equal marks ---

.in

Time: 3hours

[4+4+4+4]

2. Classify the different types of concentrating collectors. With the help of neat sketch explain working of parabolic trough collector. [16] 3. What factors are to be taken into consideration in biomass generation? Compare the fixed floating dome type biomass plants. [16]

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4. What is the process of electrolysis? Explain the construction and working of tank type hydrolyser used in production of hydrogen. [16] 5. What are various precautions to be taken in storing of hydrogen fuel? What are the various transportation methods explain them in detail. [16] 6. With the help of a neat sketch explain the method of photosynthetic oxygen production. Write its advantages. [16]

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7. With the help of quoting examples explain the impact on urban air quality in the usage of electric automobiles. [16]

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8. What are the advantages, disadvantages, limitations in the use of gas turbine in cars? State 5 of each. [16]

*****

P.CODE:37209

SET- 4

R05

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD IV.B.TECH - I SEMESTER REGULAR EXAMINATIONS NOV/DEC, 2009 ALTERNATIVE ENERGY SOURCES FOR AUTOMOBILES (AUTOMOBILE ENGG)

Max.Marks:80 Answer any FIVE questions All questions carry equal marks ---

1. Compare the following a) Conversional energy and non conventional energy b) Energy science and energy technology.

.in

Time: 3hours

[16]

3. Write short notes on following: a) Beam radiation b) Diffused radiation c) Solar constant d) Declination angle.

or ld

2. Compare flat plate collectors & concentrating collectors. Write 5 advantages of flat plate collectors over concentrating type collectors [16]

[16]

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4. What is process of anaerobic digestion? What are the various factors which effect the bio digestion explain briefly. [16] 5. Explain the process of solar photo voltaic conversion with sketches. Write its 5 advantages, disadvantages & limitations. [16] 6. What are the different capacity’s of electric automobiles? How many types are available? Explain with suitable sketches. [16]

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7. Explain the design procedure of turbochargers for automobiles and its usefulness on the performance. With suitable sketches explain. [16]

Aj

8. Write short notes on a) Flat plate collector. b) Photo synthesis c) Thermo chemical production of hydrogen.

[16]

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