What type of drawing shows exactly how the designer wants to mount a projector?

A detail drawing is specifically designed to showcase the finer aspects of an object or a component, presenting intricate information needed for fabrication or assembly. In this context, it would demonstrate how the projector should be mounted, providing precise measurements, annotations, and possibly sections or close-ups that identify installation specifics. This level of detail ensures that the designer's intent is clear, allowing those executing the installation to follow the specifications accurately.

The other types of drawings serve different purposes. Elevation drawings provide a view of structures from a vertical perspective, often used in architectural planning but not detailing installation processes. Concept drawings typically illustrate ideas and design concepts more broadly rather than the technical specifics necessary for mounting equipment. Mechanical drawings can convey technical details about machinery or components but may not focus specifically on installation methods in the way a detail drawing does. Thus, a detail drawing is the most suitable choice for conveying exactly how a projector should be mounted.