Assembly and Rigging Quiz 1 Questions and Answers Fully Solved

Assembly and Rigging Quiz #1 Questions and Answers Fully Solved The auxiliary rotor of a helicopter permits the pilot to compensate for and/or accomplish which of the following?

• attitude and airspeed
• lateral and yaw position
• torque and directional control - Answers torque and directional control

A reduction in anti-torque thrust will cause the

• tail to pivot in the opposite direction of torque rotation around the main rotor axle
• tail to pivot in the direction of toque rotation around the main rotor axle
• anti-torque system to become more efficient in the hover mode - Answers tail to pivot in the direction

of toque rotation around the main rotor axle The acute angle formed by the chord line of a wing and the relative wind is known as the

• longitudinal dihedral angle
• angle of incidence
• angle of attack - Answers angle of attack

In a hovering helicopter equipped with a tail rotor, directional control is maintained by

• changing the tail rotor RPM
• tilting the main rotor disk in the desired direction
• varying the pitch of the tail rotor blades - Answers varying the pitch of the tail rotor blades

If a single-rotor helicopter is in forward horizontal flight, the angle of attack of the advancing blade is

• more than the retreating blade
• equal to the retreating blade
• less than the retreating blade - Answers less than the retreating blade

Main rotor blades that do not cone by the same amount during rotation are said to be out of

• balance
• collective pitch
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