What term describes the ratio of total airload to gross weight of an aircraft?

The term that describes the ratio of total airload to gross weight of an aircraft is known as the load factor. This concept is crucial in aerodynamics and aircraft performance because it provides insight into how much load an aircraft is experiencing relative to its weight.

In aviation, the load factor is a measure of the lift being generated by the wings of the aircraft compared to its weight; it helps determine how well the aircraft is performing under various flight conditions. A higher load factor indicates that the aircraft is experiencing more lift relative to its weight, which can occur during maneuvers or when the aircraft is climbing.

Understanding the load factor is important for pilots since it influences stall speeds, maneuverability, and structural integrity. Pilots must manage load factors carefully, especially during turns and ascents, to avoid exceeding the aircraft’s limitations.

In comparison, the other terms provided do not accurately describe this ratio. Lift ratio refers to the relationship between the lift produced and some other factor, weight efficiency isn't a recognized aerodynamic term, and thrust ratio typically relates to the amount of thrust generated compared to another force, such as drag or weight, rather than airload. Thus, the load factor stands out as the correct term for describing the relationship between total airload and gross