A resistor has resistance $R$ and a potential difference $V$ is applied across it. The current flowing through the resistor is $I$. Which equation shows the power $P$ dissipated by the resistor?
- A$P = V^{2}I$
- B$P = \frac{V^{2}}{I}$
- C$P = V^{2}R$
- D$P = \frac{V^{2}}{R}$