Physics equations (electric and magnetic fields)

1. How can you work out the energy stored in a capacitor?

  • E = 1/2CV
  • E = 1/2(Q^2/C)
  • E = VQ
  • E = 1/2QV^2
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Other questions in this quiz

2. Is this equation correct: r = p/BQ

  • True
  • False

3. Is this equation correct: E = (kQ)/r^2

  • True
  • False

4. Which equation is correct?

  • E = V/Q
  • E = V/d
  • E = d/V
  • E = Vd

5. Is this equation correct: F = (kQ1Q2)/r^2

  • True
  • False

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