Download PTU B.Tech 2021 Jan EE 9th Sem 75644 Non Conventional Energy And Auditing Question Paper

Download PTU (Punjab Technical University) B.Tech (Bachelor of Technology) / BE (Bachelor of Engineering) 2021 January EE 9th Sem 75644 Non Conventional Energy And Auditing Previous Question Paper

Roll No.
Total No. of Pages : 02
Total No. of Questions : 18
B.Tech (EE) PT (Sem.?9)
NON-CONVENTIONAL ENERGY AND AUDITING
Subject Code : BTEE-803
M.Code : 75644
Time : 3 Hrs. Max. Marks : 60
INST RUCT IONS T O CANDIDAT ES :
1 .
SECT ION-A is COMPULSORY cons is ting of TEN questions carrying TWO marks
each.
2 .
SECT ION-B c ontains F IVE questions c arrying FIVE marks eac h and s tud ents
have to atte mpt any FOUR q ues tions.
3 .
SECT ION-C contains THREE questions carrying T EN marks e ach and s tudents
have to atte mpt any T WO questio ns.
SECTION-A
Answer briefly :
1.
What do you mean by conversion efficiency? Explain.
2.
What is the significance of non-conventional energy sources? Explain.
3.
What do you mean by solar constant? Explain
4.
Explain the seeback effect.
5.
Discuss photovoltaic effect.
6.
List the advantages of wind energy.
7.
What are the problems associated with the operation of fuel cells? Discuss in brief.
8.
List the various features for the efficient practical realization of an MHD system.
9.
What is figure of merit? Discuss.
10. What is Bio-mass energy? Explain.
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SECTION-B
11. Explain in detail the basic scheme and application of direct energy conversion.
12. The MHD generator has following parameters.
Plant area = 0.20m2; distance between plates = 0.4m; Flux density = 2Wb/m2; average
gas velocity = 1000m/s; gas conductivity 10 mho/m Calculate the open circuit voltage
and maximum power output.
13. Discuss the application and economic aspects of thermos-electric generators.
14. What are the main components of a flat-plate solar collector? Explain the function of
each in detail.
15. Discuss the principle of a fuel cell. Write down its advantage and disadvantages. Also
discuss the various applications of fuel cells.
SECTION-C
16. Discuss the principles of MHD generation. Explain (in detail) the different types of MHD
generator.
17. Write notes on :
a) Solar energy in India
b) Thermos-electric generators
18. Explain the following :
a) Geothermal system
b) Construction and operational characteristics of fuel cells
NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any
page of Answer Sheet will lead to UMC against the Student.
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