Physics 9702 · AS & A Level · Electric current

Electric current — practice question

A current of $2.0\,\text{A}$ flows through a wire for $1.0\,\text{hour}$. How many electrons pass a point in the wire during this interval?

  • A$1.2 \times 10^{-15}$
  • B$7.2 \times 10^{3}$
  • C$1.3 \times 10^{19}$
  • D$4.5 \times 10^{22}$

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