In order to calculate the power consumed by the component, we can use the formula below:
[tex]P=\frac{V^2}{R}[/tex]If the voltage is 12 V and the resistance is 36 ohms, the power is:
[tex]P=\frac{12^2}{36}=\frac{144}{36}=4\text{ W}[/tex]Therefore the power (energy per second) is 4 W.
