Download JNTUA B.Tech 4-2 R13 2018 July Supple 13A03806 Energy Management Question Paper

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Code: 13A03806

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

ENERGY MANAGEMENT

(Mechanical Engineering)

Time: 3 hours

Max. Marks: 70

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PART - A

(Compulsory Question)

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

1. (a) Name the different elements of costs.
2. (b) Explain law of supply.

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3. (c) List the causes of depreciation.
4. (d) What is BEP?
5. (e) Name the methods of investment appraisal.
6. (f) Name the functions of energy manager.
7. (g) What is energy auditing?

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8. (h) Name any four objectives of energy auditing.
9. (i) What is time value of money?
10. (j) Name any four Indian energy policies.

PART - B

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

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UNIT - I

1. 2 (a) What are the objectives of engineering economics?
   (b) What do you understand by present worth by the “72 rule”?
   OR
   3 List and explain the conditions for present worth

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UNIT - II

1. 4 Define depreciation. Explain any four methods of depreciation.
   OR
   5 (a) Explain with sketch break even analysis and break even chart.
   (b) Write the difference between estimation and costing.

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UNIT - III

1. 6 (a) Indicate the limitations of present worth and internal rate of return methods.
   (b) What are the steps to be considered in setting up an energy management program?
   OR
   7 (a) Explain the organizational chart for energy management.
   

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   (b) What is the role of energy management in process industry? Discuss.

UNIT - IV

1. 8 State with reasons for the need of energy audit in any industry.
   OR
   9 Explain briefly:
   

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   (a) Energy index.
   (b) Cost index.

UNIT - V

1. 10 Discuss Indian energy scenario.
   OR
   

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   11 Write short notes on:
   (a) Domestic energy production.
   (b) Transmission and distribution of power.

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