Rigging and Alignment - Test 2 - Helicopters

What is installed on the tip of each blade and it forms the distinct pattern of the throbe illuminated?

Special Reflectors

What will move the helicopter in the direction it’s tilted?

Cyclic

The combination of helicopter weight and its occupant is known as?

Total weight

What are the two major forces acting at the same time when making a vertical takeoff of a helicopter?

Centrifugal Force; Lift

A helicopter rotor blade of angle of attack is constantly?

Changing

What must be turning for a helicopter to generate lift?

Rotor Blades

As the main rotor blade rotates in a counter rotating direction, the fuselage wants to rotate in what direction?

Clockwise

When it comes to duel rotor helicopters the effect of the torque created by the main rotor can be resolved by?

The other rotor spinning in the opposite direction

On a helicopter, what moves through the air and creates a low pressure on top that pulls the air down?

Airfoil

What is the main problem associated with helicopters?

Vibrations

The function of the helicopter throttle is to regulate?

Engine RPM

When 2 forces result in a helicopter blade assuming a conical part this is known as?

Coning

To even out the helicopter blade must be designed with a blank so that the tip section always have a lower angle of attack?

Twist; Washout

What gives a helicopter blades the strength to support the weight of a helicopter?

Centrifugal forces

A helicopter rotor produces lift in the same way as what?

Airplane wing

A small vertical rotor on the tail of a single rotor helicopter compensate for what?

Main roder

A Helicopter blade in a fan in the tail design is located?

Circular duct

What controller moves the helicopter vertically?

Collective

Air velocity over the blade is low at the root, what happens as it moves towards the tip?

Increases

The rotation of a helicopter generates lift is called what?

Centrifugal force

Dual rotor helicopter talk can be canceled out because they are what?

Opposite direction

The pilot changes the pitch of the tear rotor to correct the torque effect on the main rotor by moving what?

Petal on the floor of the cockpit

The helicopter, upper and lower curvature are the same on what airfoil?

Symmetrical airfoil

What is produced by the tail rotor which is substitute to move the helicopter laterally?

Thrust

As the pitch angle of the helicopter blade is increased the angle of attack and drag increases. The rotor rpm will?

Decrease