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Electricity In Daily Life (student preso)
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Electricity In Daily Life (student preso)

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student presentation
general physics
28 nov 2009

Published in Education , Business , Technology
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Transcript

  • 1. Electricity in Daily Life
    Rishab,Carl,Aum
  • 2. What is electricity?
    It is just a fundamental conserved property of electric charge.
    Electric charge
  • 3. Flow of electric charge
    We have seen a flow of electric charge in daily life:
    Lightning
    Cable
    Others
  • 4. Why we need it
    Let us image the day we do not have it.
    What will be ?
    We will be a caveman
  • 5. Biological needs
    Nervous system process
    Na+/K+ pump
  • 6. Economic needs
    Stock Markets
    Schools
    Hospitals
    News
    Advertising
    Light!
  • 7. A Brief History
    Electric Generator – Michael Faraday,Alessandro Volta
    Electronics - J.J. Thomson and Charge – Millikan
    1809 - Humphry Davy, an English chemist, invented the first electric light.
  • 8.
  • 9. Thailand
    2003 consumed 9,091,000,000 Kilowatt
    2005+2006 consumed about 107,300,000,000 kilowatt. Last year: 123,900,000,000
    According to Thailand electricity 2008
  • 10. How much we use it?
    Total Population 63,396,000
    Male 31,241,000Female 321,55,000
    So, totally 1954 kilowatt/ Person
    Usually a person uses about 20 kilowatt
  • 11. Natural gas 70%
    Hydro
    Coal
    Oil
    according to : (Thailand, n.d)
  • 12. Reference
    www.about.com
  • 13. Credit
    Rishab – research, present, decorate
    Carl – research, present, decorate
    Watsuwach – research, present, decorate