The effective airflow velocity of a rotor blade element varies with the distance from the rotor shaft axis, because the...

Question

Question PPL(H) - Private Pilot License - Principles of Flight (Helicopter)

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Peripheral speed increases if the displacement to the rotor blade tip decreases-

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Helicopter airframe disturbs the airflow.

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Tangential force and airflow reversal vary.

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Drag force in direction of the rotaion axis is increased.

Id 683 - PPL(H) EN - The effective airflow velocity of a rotor blade element varies with the distance from the rotor shaft axis, because the...