Physics equations (electric and magnetic fields)

1. Is this equation correct: E = CV^2

  • False: it's E = 1/2CV^2
  • False: it's E = 1/2CV
  • True
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Other questions in this quiz

2. What does this equation calculate: NΦ

  • Flux linkage
  • Magnetic flux
  • Magnetic flux density
  • Induced emf

3. Which equation is correct: a) Q=I/t, b) Q=It or c) Q=PV

  • b
  • a
  • c

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

  • E = 1/2QV^2
  • E = VQ
  • E = 1/2(Q^2/C)
  • E = 1/2CV

5. Is this the correct equation: F=EQ?

  • False: it's E=V/Q
  • True
  • False: it's F=Q/E
  • False: it's F=E/Q

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