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B Magnetic fields due to currents

  1. Apr 22, 2016 #1
    My syllabus has point
    *' 'describe and compare the forces on mass, charge and current in gravitational, electric and magnetic fields, as appropriate"

    what does this mean ?
  2. jcsd
  3. Apr 22, 2016 #2


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    Compare the intrinisic strengths of these forces. You'll see which is strong and weak.
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