Resistance
 

Resistance problem 7


A length of metal wire is used as a resistor in a circuit. Which change to the wire results in an increase in current in the circuit?


  • decreasing the thickness of the wire

  • increasing the length of the wire

  • connecting a second identical length of wire in series with the original wire

  • connecting a second identical length of wire in parallel with the original wire


 

main author and content editor: Jamiu Amusa