Aviation Term
Ground effect
Definition
The condition of slightly increased air pressure below an airplane wing or helicopter rotor system that increases the amount of lift produced. It exists within approximately one wing span or one rotor diameter from the ground. It results from a reduction in upwash, downwash, and wingtip vortices, and provides a corresponding decrease in induced drag
Ask Aviation Expert GPT about Ground effect
Get instant AI-powered answers about this aviation term and related concepts.