In which type of drawing are parts visually separated along an axis?

The correct answer is the exploded assembly drawing. This type of drawing is specifically designed to illustrate how different components of an assembly fit together, making it easier to understand the assembly process. In an exploded assembly drawing, the parts are shown separated along an axis, which visually indicates their arrangement in relation to one another. This separation provides clarity by allowing viewers to see each individual component while also maintaining a connection to the overall assembly, enhancing comprehension of how the parts interact and fit together.

Detail drawings, on the other hand, focus on a single part, showcasing its dimensions and specifications without any visual separation of other components. Section views are used to show internal features of a part, typically by slicing through it, but do not provide an exploded view of assembly. Schematic representations offer a symbolic depiction of components and their relationships but lack the visual separation seen in exploded assembly drawings. Thus, the characteristics unique to exploded assembly drawings make them a crucial tool in engineering design for understanding complex assemblies.