Iceland is in the very earliest stages of becoming a tech powerâat the moment the country is only linked to three fiberoptic cables. But its energy capability is a marvel. We got a look inside one of the country's main sources of renewable power generation:-- the Svartsengi geothermal power plant.
Coulomb's Law. Coulomb's Law is a law of physics that describes the interaction between electrically charged objects. It was first defined by physicist Charles-Augustin de Coulomb in 1783. This law states that the electrostatic force between two objects is proportional to the product of the charge of each of the objects and inversely proportional to the square of the distance between these two objects.
A coulomb of charge is the amount of charge carried through a wire per second if an electric current of one ampere is flowing. So if you are operating an appliance with one ampere of current suppied at a voltage of 120 volts, you are using electric energy at the rate of 120 joules/second, or 120 watts of electric power.