Download JNTUA B.Tech 4-2 R13 2018 July Supple 13A02804 Energy Resources and Technology Question Paper

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Code: 13A02804

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B.Tech IV Year II Semester (R13) Advanced Supplementary Examinations July 2018

ENERGY RESOURCES & TECHNOLOGY

(Electrical and Electronics Engineering)

Time: 3 hours

Max. Marks: 70

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PART - A

(Compulsory Question)

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Answer the following: (10 X 02 = 20 Marks)

1. (a) Mention the different types of renewable energy resources.

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2. (b) Why evaluation of energy and mass balance is important?
3. (c) State any one material for moderator and control rod used in nuclear reactor.
4. (d) List any three merits and demerits of Hydro power plant.
5. (e) Define solar constant.
6. (f) Write the merits and demerits of three blade rotor over two blade rotors.

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7. (g) Show that wave velocity does not depend on the amplitude of the wave.
8. (h) Differentiate between dry, wet and hot water geothermal systems.
9. (i) Name the different hydrogen storage methods.
10. (j) Differentiate battery from fuel cell.

PART - B

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(Answer all five units, 5 X 10 = 50 Marks)

UNIT - I

1. (a) Write about the energy consumption pattern and growth rate in India.
   (b) Explain why it is necessary to develop non conventional method of generating electrical energy.
   OR
   

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   Describe the various power generating methods used in India and compare them with their operational cost and efficiency.

UNIT - II

1. (a) Draw the general layout of high head hydro electric power plant and explain the function of any three components.
   OR

UNIT - III

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1. (a) Draw labeled schematic block diagram of thermal power plant showing all the systems.
   (b) What problems are faced by the environment if electrostatic precipitator in steam power plant is not working properly?

1. (a) Discuss in detail about solar thermal power plants.
   (b) With relevant diagrams, demonstrate various types of solar collectors.
   OR

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1. (a) Explain the system safety and environmental aspects of WECS.
   (b) Classify the various types of wind turbine.

UNIT - IV

1. With neat diagrammatic representation, explain the operation of a hybrid cycle ocean thermal energy conversion. Also delineate the importance of various components used in the system and list some merits over other OTEC systems.
   OR

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1. (a) Brief about the operational and environmental problems of geothermal process.
   (b) List some of the geothermal occurrence in India.

UNIT - V

1. Explain the construction and working principle of fuel cell with neat sketch. What are the advantages and disadvantages of fuel cell?
   OR

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1. Transportation is one of the main energy consuming sector. Elaborate the various fuels used and the future energy sources for that sector.

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