Aerospace interview questions
500 questions with model answers, in four levels. Start with Basic, check yourself honestly, then move up.
Basic questions
- Incompressible Aerodynamics (13)
- Compressible & High-Speed Flow (13)
- Gas Turbine Propulsion (13)
- Rocket Propulsion (13)
- Flight Mechanics & Stability (13)
- Aircraft Performance (13)
- Aircraft Structures (12)
- Aerospace Materials (12)
- Orbital Mechanics (12)
- Spacecraft Systems (12)
- Avionics, Navigation & Control (12)
- Aeroelasticity, Certification & Safety (12)
Intermediate questions
- Incompressible Aerodynamics (13)
- Compressible & High-Speed Flow (13)
- Gas Turbine Propulsion (13)
- Rocket Propulsion (13)
- Flight Mechanics & Stability (13)
- Aircraft Performance (13)
- Aircraft Structures (12)
- Aerospace Materials (12)
- Orbital Mechanics (12)
- Spacecraft Systems (12)
- Avionics, Navigation & Control (12)
- Aeroelasticity, Certification & Safety (12)
Advanced questions
- Incompressible Aerodynamics (11)
- Compressible & High-Speed Flow (11)
- Gas Turbine Propulsion (11)
- Rocket Propulsion (11)
- Flight Mechanics & Stability (11)
- Aircraft Performance (10)
- Aircraft Structures (10)
- Aerospace Materials (10)
- Orbital Mechanics (10)
- Spacecraft Systems (10)
- Avionics, Navigation & Control (10)
- Aeroelasticity, Certification & Safety (10)
Tricky questions
- Incompressible Aerodynamics (7)
- Compressible & High-Speed Flow (6)
- Gas Turbine Propulsion (6)
- Rocket Propulsion (6)
- Flight Mechanics & Stability (7)
- Aircraft Performance (7)
- Aircraft Structures (6)
- Aerospace Materials (6)
- Orbital Mechanics (6)
- Spacecraft Systems (6)
- Avionics, Navigation & Control (6)
- Aeroelasticity, Certification & Safety (6)
Sample questions
- What are the four forces acting on an aircraft in flight?
- What is choked flow?
- What is thrust-to-weight ratio for a launch vehicle?
- What is the International Standard Atmosphere (ISA)?
- What is a single-crystal turbine blade?
- What hazards does the space environment pose?
- What are the main types of drag?
- How do you calculate stagnation temperature at Mach 2 for T = 217 K?
- What is combustion instability?
- Best angle of climb vs best rate of climb?
- What is autoclave curing?
- What is outgassing?
- An airliner weighing 600 kN with S = 120 m² cruises at 230 m/s where ρ = 0.38 kg/m³. What is its cruise C_L?
- What are the trade-offs of very high bypass ratio?
- Why do swept wings tend to pitch up at the stall?
- Why use composites in aircraft, and what are the downsides?
- Compute free-space path loss at 2 GHz over 1,000 km.
- Is "equal transit time" the correct explanation of lift?
- How can planes fly upside down if wings are designed to lift upward?
- Do heat shields work by reflecting heat?