Electric Current and Ammeters
 

Electric Current and Ammeters problem 4


The diagram shows a circuit.


Fig 27.1



Which of the following should be increased in order to increase the current in the circuit?


  • the resistance of the resistor

  • the temperature of the resistor

  • the length of the connecting wires

  • the e.m.f. of the battery


 

main author and content editor: Odafe Adjeke