What is the function of the inclinometer in an aircraft?

The inclinometer in an aircraft is designed to measure the aircraft's attitude relative to the horizontal plane. This instrument is crucial for pilots, as it helps determine whether the aircraft is level, climbing, or descending. It indicates the installation of the aircraft's wings concerning the horizon, which is essential for maintaining controlled flight, especially in conditions of reduced visibility or during maneuvers that require precise pitch and roll control.

A correctly functioning inclinometer ensures that the aircraft flies in a coordinated manner, helping to prevent uncoordinated flight which can lead to stalling or loss of control. In summary, the inclinometer plays a vital role in assessing the aircraft's orientation, thereby aiding pilots in making informed decisions about maneuvering and maintaining straight and level flight.