The difference between positive and negative flow in wires is the direction in which the electrical current is moving. Positive flow refers to the direction of the current moving from the positive terminal of a battery or power source, towards the negative terminal. Negative flow, on the other hand, refers to the direction of the current moving from the negative terminal towards the positive terminal.
The direction of the flow in a wire affects the function of the wire by determining the direction of the electrical current and the direction in which the energy is being transferred. This is important in circuits, as the flow of electricity needs to be in a specific direction in order for the circuit to function properly.
No, a wire can only have one type of flow at a time. However, the direction of the flow can be changed by reversing the polarity of the power source or by using a device such as a diode to control the direction of the current.
The purpose of having positive and negative flow in wires is to create a complete circuit that allows for the flow of electricity. This flow of electricity is necessary for devices to function properly, such as powering lights, electronics, and other appliances.
In circuit diagrams, positive and negative flow are represented by using symbols for the positive and negative terminals of a battery or power source. The direction of the arrows in the circuit diagram also indicates the direction of the flow, with the positive flow moving towards the negative terminal and the negative flow moving towards the positive terminal.