A current of $2.0\,\text{A}$ flows through a resistor for $30\,\text{s}$. The potential difference (p.d.) across the resistor is $12\,\text{V}$. What amount of energy is transferred in the resistor?
- A$1.25\,\text{J}$
- B$5.0\,\text{J}$
- C$180\,\text{J}$
- D$720\,\text{J}$