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400 - ATPL Question Bank in English - For a propeller blade, geometric washout means:

Question 400 - Principles of Flight - ATPL - Airline Transport Pilot Licence

The geometric blade pitch increases from root to tip.
The difference between blade pitch angle and the local airflow direction is zero at every radius.
The geometric blade pitch remains constant from root to tip.
The geometric blade pitch decreases from root to tip, helping tailor the spanwise aerodynamic loading.

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