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Physics HELP

  1. Mar 22, 2007 #1
    Physics HELP!!!

    Hey i'm new to physics... and i need help completing some questions...

    Q1)Give step by step how energy is transferred through television.
    Q2)Give step by step how energy is transferred through radar.
    Q3-Discuss about the different electromagnetic spectrum range.

    Please someone help me with this!:cry:
  2. jcsd
  3. Mar 22, 2007 #2
    Please, does ne1 know!! :cry: :cry:
  4. Mar 22, 2007 #3
    You need to show at least some effort to find a probable answer for the questions. Just think about how the energy first enters, and then how it is emitted. Try to think of the changes that the energy must undergo to get the final result.
  5. Mar 22, 2007 #4

    b) RADAR stands for Radio Detection and Ranging
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