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Teetering rotors have blade attached to hub without hinges which is attached to the shaft by the gimbal.(a) True(b) FalseI have been asked this question in an interview for job.This intriguing question originated from Helicopter Rotor and Notations topic in division Helicopter Dynamics of Aerodynamics

Answer»

The correct ANSWER is (b) False

Explanation: Teetering rotor is one of the rotor CLASSIFICATIONS where the blades form one continuous structure in the teetering or SEESAW configuration that is connected to the SHAFT with a single flap hinge. It doesn’t have any hinge lag. If the blades without any hinges is attached to the HUB which is further attached to the shaft using gimbal, it is known as gimbal rotor.



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