Mechanical Engineering

Mohamed Abbas
June 21, 2023
Mechanical Engineering

Bernoulli’s Principle: The Science Behind Fluid Behavior and Lift Creation

What is Bernoulli’s Principle? (FAA‑H‑8083‑25) Bernoulli’s Principle—The pressure of a fluid (liquid or gas) decreases at points where the speed of the fluid increases. In the case...

Mohamed Abbas
June 21, 2023
Mechanical Engineering

Factors Affecting Lift and Drag in Aerodynamic Systems: Impact of Angle of Attack, Airfoil Shape, Air Density, Surface Area, Speed, Viscosity and Turbulence

What are several factors which will affect both lift and drag? Wing area—Lift and drag acting on a wing are roughly proportional to the wing area. A...

Mohamed Abbas
June 21, 2023
Mechanical Engineering

Torque Reaction: Effects on Single Engine Airplanes on Ground and in Flight

What effect does torque reaction have on an airplane on the ground and in flight? (FAA‑H‑8083‑25) In flight—torque reaction is acting around the longitudinal axis, tending to...

Mohamed Abbas
June 21, 2023
Mechanical Engineering

Torque Effect: The Relationship between Aircraft Powerplant and Yawing Moment

What is torque effect? (FAA‑H‑8083‑25) Torque effect involves Newton’s Third Law of Physics—for every action, there is an equal and opposite reaction. Applied to the airplane, this...

Mohamed Abbas
June 21, 2023
Mechanical Engineering

Inherent Stability in Aircraft Flight: A Key Aspect of Safety and Ease in Flying

An aircraft said to be inherently stable will require less effort to control. naturally tend to return to its original position or state of equilibrium when disturbed...

Mohamed Abbas
June 21, 2023
Mechanical Engineering

How Tail-Heavy Airplane Affects Stability and Control during Flight

An airplane has been loaded in such a manner that the CG is located aft of the aft CG limit. One undesirable flight characteristic a pilot might...

Mohamed Abbas
June 21, 2023
Mechanical Engineering

Axis of Movement in Elevators: Vertical, Horizontal and Tilt Movements Explained

The elevator controls movement around which axis? Lateral. Elevators typically control movement around two axes: the vertical (up and down) axis and the horizontal (side to side)...

Mohamed Abbas
June 21, 2023
Mechanical Engineering

Exploring the Physics and Significance of Ground Effect on Aircraft Performance

What is ground effect? The result of the interference of the surface of the Earth with the airflow patterns about an airplane. Ground effect refers to the...