Schematic diagrams are simplified representations of systems or processes, often used in engineering and technical fields. They illustrate the components and their relationships without focusing on the physical details. Commonly used in electronics, these diagrams help visualize circuits, showing how different parts like resistors and capacitors interact. These diagrams use standardized symbols to represent various elements, making them easier to understand. For example, in a circuit diagram, a battery might be shown as two parallel lines, while a switch is depicted as a break in the line. This clarity aids in troubleshooting and designing systems efficiently.