Other questions in this quiz

2. What is emf?

  • The elctro-motive-force, the amount of electrical energy the battery produces for each coulomb of charge
  • A force generated by the battery

3. What isn't an equation for resolution?

  • resolution=image height/object height
  • Resolution=width of object in image/number of pixels across object
  • Resolution=p.d range of signal/no. of quantisation levels

4. What is the equation for total resistance in series?

  • Rtotal=R1+R2+R3...
  • 1/Rtotal=1/R1+1/R2+1/R3...

5. What direction does conventional current flow in?

  • The same direction as electron flow
  • Positive to negative terminal of a power supply
  • Negative to positive terminal of a power supply

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