Physics 0625 · IGCSE · Electrical quantities

Electrical quantities — practice question

The diagram presents the current-voltage graph for a metal wire. What conclusions can be drawn from the graph?

  • AAs voltage increases, the temperature of the wire increases.
  • BAs voltage increases, the temperature of the wire decreases.
  • CAs voltage increases, the resistance of the wire increases.
  • DAs voltage increases, the resistance of the wire remains constant.

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