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Homework Help: Exercise of Electromagnetic Induction

  1. May 30, 2014 #1
    1. The problem statement, all variables and given/known data

    2. Relevant equations
    That is my solution:

    3. The attempt at a solution
    i solve my problem without ø=30°, I confused what this angle was used to do???
  2. jcsd
  3. May 30, 2014 #2
    Think about what your first formula is actually saying. It the rate of change of the flux through the coil. If the table was flat would there be any flux through it?
  4. May 31, 2014 #3

    rude man

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    Homework Helper
    Gold Member

    If the angle was 90 degrees would there be any flux through the coil?
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