Physics 9702 · AS & A Level · Potential difference and power

Potential difference and power — practice question

Which unit could be used for the product $VI$, where $V$ represents the potential difference across a resistor and $I$ represents the current through that same resistor?

  • Anewton per second $(\text{N s}^{-1})$
  • Bnewton second $(\text{N s})$
  • Cnewton metre $(\text{N m})$
  • Dnewton metre per second $(\text{N m s}^{-1})$

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