Physics 5054 · O Level · Series and parallel circuits

Series and parallel circuits — practice question

Three identical lamps and three ammeters are arranged as shown. The ammeter readings are $I_1$, $I_2$ and $I_3$. What is the relationship between these readings?

  • A$I_1 = I_2 = I_3$
  • B$I_1 > I_2$ and $I_2 = I_3$
  • C$I_1 > I_3 > I_2$
  • D$I_1 > I_2 > I_3$

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