2024 2025 Aeronautical Engineering sample multiple‐choice questions and answers. These
questions address aerodynamics, flight mechanics, propulsion, structures, materials, control
systems, and more to help you review core concepts.
1. Aerodynamics – Bernoulli’s Principle
According to Bernoulli’s principle, as the speed of a fluid increases, the pressure within the fluid:
A) Increases
B) Decreases
C) Remains constant
D) Fluctuates unpredictably
Answer: B) Decreases
2. Aerodynamics – Lift Equation
Which of the following best represents the lift equation for an aircraft wing?
A) L=CL12ρV2SL = C_L \frac{1}{2} \rho V^2 S
B) L=CLρVSL = C_L \rho V S
C) L=12CLρV2/SL = \frac{1}{2} C_L \rho V^2 / S
D) L=CL12ρVS2L = C_L \frac{1}{2} \rho V S^2
Answer: A) L=CL12ρV2SL = C_L \frac{1}{2} \rho V^2 S
3. Aerodynamics – Airfoil Characteristics
The shape of an airfoil primarily influences which of the following?
A) Drag only
B) Lift only
C) Lift-to-drag ratio
D) Thrust generation
Answer: C) Lift-to-drag ratio
4. Flight Mechanics – Angle of Attack
Increasing the angle of attack beyond a critical point will most likely result in:
A) Increased lift indefinitely
B) A stall
C) Reduced drag
D) Increased engine performance
Answer: B) A stall
, 5. Stability – Center of Gravity
For longitudinal (pitch) stability, an aircraft’s center of gravity should be located:
A) Behind the aerodynamic center
B) At the aerodynamic center
C) Ahead of the aerodynamic center
D) Below the aerodynamic center
Answer: C) Ahead of the aerodynamic center
6. Propulsion – Turbojet Combustion
In a turbojet engine, the combustion process takes place in the:
A) Compressor
B) Combustor
C) Turbine
D) Exhaust nozzle
Answer: B) Combustor
7. Materials – Composite Advantages
Composite materials are favored in aerospace primarily due to their:
A) High density
B) High strength-to-weight ratio
C) Low cost
D) Ease of recycling
Answer: B) High strength-to-weight ratio
8. Structures – Axial Loading
Which type of load is most directly associated with generating compressive stress in a structural
member?
A) Bending load
B) Torsional load
C) Axial compressive load
D) Shear load
Answer: C) Axial compressive load
9. Structures – Shear Stress
When a force is applied parallel to the cross-sectional area of a material, the resulting stress is
known as:
A) Normal stress
B) Shear stress
questions address aerodynamics, flight mechanics, propulsion, structures, materials, control
systems, and more to help you review core concepts.
1. Aerodynamics – Bernoulli’s Principle
According to Bernoulli’s principle, as the speed of a fluid increases, the pressure within the fluid:
A) Increases
B) Decreases
C) Remains constant
D) Fluctuates unpredictably
Answer: B) Decreases
2. Aerodynamics – Lift Equation
Which of the following best represents the lift equation for an aircraft wing?
A) L=CL12ρV2SL = C_L \frac{1}{2} \rho V^2 S
B) L=CLρVSL = C_L \rho V S
C) L=12CLρV2/SL = \frac{1}{2} C_L \rho V^2 / S
D) L=CL12ρVS2L = C_L \frac{1}{2} \rho V S^2
Answer: A) L=CL12ρV2SL = C_L \frac{1}{2} \rho V^2 S
3. Aerodynamics – Airfoil Characteristics
The shape of an airfoil primarily influences which of the following?
A) Drag only
B) Lift only
C) Lift-to-drag ratio
D) Thrust generation
Answer: C) Lift-to-drag ratio
4. Flight Mechanics – Angle of Attack
Increasing the angle of attack beyond a critical point will most likely result in:
A) Increased lift indefinitely
B) A stall
C) Reduced drag
D) Increased engine performance
Answer: B) A stall
, 5. Stability – Center of Gravity
For longitudinal (pitch) stability, an aircraft’s center of gravity should be located:
A) Behind the aerodynamic center
B) At the aerodynamic center
C) Ahead of the aerodynamic center
D) Below the aerodynamic center
Answer: C) Ahead of the aerodynamic center
6. Propulsion – Turbojet Combustion
In a turbojet engine, the combustion process takes place in the:
A) Compressor
B) Combustor
C) Turbine
D) Exhaust nozzle
Answer: B) Combustor
7. Materials – Composite Advantages
Composite materials are favored in aerospace primarily due to their:
A) High density
B) High strength-to-weight ratio
C) Low cost
D) Ease of recycling
Answer: B) High strength-to-weight ratio
8. Structures – Axial Loading
Which type of load is most directly associated with generating compressive stress in a structural
member?
A) Bending load
B) Torsional load
C) Axial compressive load
D) Shear load
Answer: C) Axial compressive load
9. Structures – Shear Stress
When a force is applied parallel to the cross-sectional area of a material, the resulting stress is
known as:
A) Normal stress
B) Shear stress
