Mechanical Engineering

Mohamed Abbas
July 4, 2023
Mechanical Engineering

Understanding the Relationship Between the Chord Line and Relative Wind: Impact on Wing Aerodynamics

chord line of the wing and the relative wind. The chord line of a wing refers to an imaginary straight line that connects the leading and trailing...

Mohamed Abbas
July 4, 2023
Mechanical Engineering

The Impact of Maneuvers on an Airplane’s Motion: Climbs, Descents, Turns, and Aerobatics

the airplane is subjected to maneuvers other than straight and level flight. When an airplane is subjected to maneuvers other than straight and level flight, it experiences...

Mohamed Abbas
June 21, 2023
Mechanical Engineering

The Dynamics of Flight | Four Forces Acting on an Airplane

What are the four dynamic forces that act on an airplane during all maneuvers? (FAA‑H‑8083‑25) Lift—the upward acting force. Gravity—or weight, the downward acting force. Thrust—the forward...

Mohamed Abbas
June 21, 2023
Mechanical Engineering

Steady, Unaccelerated Flight in Airplanes.

What flight condition will result in the sum of the opposing forces being equal? (FAA‑H‑8083‑25) In steady-state, straight-and-level, unaccelerated flight, the sum of the opposing forces is...

Mohamed Abbas
June 21, 2023
Mechanical Engineering

Exploring the Science of Airfoils: The Key to Flight with Examples of Wings, Helicopter Rotors, Propeller Blades, and Turbine Blades

What is an airfoil? State some examples. (FAA‑H‑8083‑25) An airfoil is a device which gets a useful reaction from air moving over its surface, namely LIFT. Wings,...

Mohamed Abbas
June 21, 2023
Mechanical Engineering

Importance of Angle of Incidence in Aircraft Aerodynamics

What is the angle of incidence? (FAA‑H‑8083‑25) The angle of incidence is the angle formed by the longitudinal axis of the airplane and the chord of the...

Mohamed Abbas
June 21, 2023
Mechanical Engineering

Unlocking the Fundamentals of Aerodynamics: Role of Relative Wind in Flight

What is a relative wind? (FAA‑H‑8083‑25) The relative wind is the direction of the airflow with respect to the wing. When a wing is moving forward and...

Mohamed Abbas
June 21, 2023
Mechanical Engineering

How The Angle of Attack Affects Lift and Drag – Importance in Aircraft Performance and Safety

What is the angle of attack? (FAA‑H‑8083‑25) The angle of attack is the angle between the wing chord line and the direction of the relative wind; it...