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.