82-01. (H) Subsonic aerodynamics

All questions: 47

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Random 5 questions:
1. Which factors determine the magnitude and direction of the relative airflow in a still air hover?
2. The technical term “washout” can be described as:
3. In a hovering helicopter, recirculated air at the main rotor blade tips will cause:
4. The pitch angle of the blade sections:
5. Helicopter rotor blades are designed with twist or taper to incorporate washout – a design that: