Course Hero Logo

Eeeemee6002may2015 page 5 of 10 ans 100msv b5 assume

Course Hero uses AI to attempt to automatically extract content from documents to surface to you and others so you can study better, e.g., in search results, to enrich docs, and more. This preview shows page 41 - 43 out of 87 pages.

Ans: 100mSVB5) Assume the overall system efficiency of the solar thermal collectors (taking also theinclined angle into consideration) is 40%. The local annual solar energy (data from theObservatory) is 6G J/m2. Assume the totallostdue to mis-match is 25%. The totaluseful aperture area of collectors is 20 m2. What is the total energy yield is (B5)
B6) The Blade length (l) of a wind turbine is 52 m. When the wind speed (v) is 12 m/sec,the air density (ρ) is 1.23 kg/m3 and the Power Coefficient of the turbine (Cp )=) is
B8) The technology that uses the heat energy stored in the underground to generate
EEE/EMEE6002/May2015Page 5 of 10
B9-10) PM2.5 and smog are harmful to the respiratory system. The syndromes are: chestpain, (B9) and (B10). (Give any two syndromes other than chest pain)
B11) The vehicle which can be both charged by electricity and filled by gasoline is called a(B11) vehicle.
B12-13) The two examples of Green of ICT are (B12) and (B13) Data Center& Logicalserver hostingB14) The advantage of Battery EV over Hybrid EV over is (B14) local zero emissionB15) In a nuclear reactor,Control rod(B15) is use to control the rate of the nuclearchain reaction in the core.Part C. Short Questions (Please answer FOUR, each carries 12 marks)C1)Engineers develop new technologies to solve problems. But the new technologiesalso create new problems.a)In the context of climate change, how engineers made direct or indirectcauses of the problem of climate change? (3marks)
EEE/EMEE6002/May2015Page 6 of 10

Upload your study docs or become a

Course Hero member to access this document

Upload your study docs or become a

Course Hero member to access this document

End of preview. Want to read all 87 pages?

Upload your study docs or become a

Course Hero member to access this document

Term
Summer
Professor
NoProfessor
Tags
Energy, Greenhouse gas, Kyoto Protocol, smart grid, Emissions trading

Newly uploaded documents

Show More

Newly uploaded documents

Show More

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture