It is true that eating a diet rich in fresh fruits and vegetables, whole grains and lean meat are good ideas. But this isn't new information. This is what doctors and health experts have been recommending for years. The clean eating diet goes further encouraging the use of only organic products.
The circuit is called 'closed' when the current flows in the circuit, and when the current does not flow, it is called an 'open circuit'. The switch or key helps to make or break the circuit, i.e. switches on or switches off the current. Sub Topics. 1  Components of An Electric Circuit.  Series and Parallel Circuits.
The poles of a switch are the input terminals; these define how many separate circuits the switch can control. The throws of a switch are the output terminals; these define the number of different output connections each switch pole can connect its input to. A switch is classified by its number of throws and poles.