Explain the difference between fixed-wing and rotary-wing aircraft.

• A. Fixed-wing uses wings for lift; rotary-wing uses rotating blades
• B. Fixed-wing cannot hover; rotary-wing can hover
• C. Rotary-wing requires short runways; fixed-wing requires long runways
• D. Fixed-wing is mainly cargo, rotary-wing is mainly combat

Answer: (A)

The distinction between fixed-wing and rotary-wing aircraft primarily revolves around their design and how they generate lift. Fixed-wing aircraft utilize static wings that create lift as the aircraft moves forward through the air. This forward motion causes air to flow over and under the wings, resulting in a pressure differential that lifts the aircraft. In contrast, rotary-wing aircraft depend on rotating blades that spin around a hub to generate lift. The angle of attack of these blades can be adjusted as they spin, allowing the aircraft to rise and maneuver in three-dimensional space.

The fundamental mechanics of how these aircraft achieve and manage lift are what sets them apart. While both types can carry cargo or conduct combat operations, their operational capabilities and advantages in different environments are defined by their lift generation methods.