Glenco Ch. 5

Motion about the lateral axis is called

In straight and level unaccelerated flight, which of the following is correct?

Dihedral contributes most to stability of the airplane about its

If an aircraft has neutral static stability and is deflected from the attitude for which it is trimmed, it will

When an aircraft has differential ailerons

An aircraft with positive dynamic pitch stability

Primary control surfaces on conventional aircraft are the

The ratio of the total gross weight of the aircraft divided by the total wing area is called

The elevators of a conventional airplane are used to provide rotation about the

The two forces acting along an aircraft's longitudinal axis are

When the control wheel is displaced on the right

The purpose of spring tabs or servo tabs is to

If the control stick of an aircraft with properly rigged flight controls is moved rearward and to the left, the right aileron will move

The vertical flight of a helicopter is controlled by

An airplane that has a tendency to gradually increase a pitching moment that has been set into motion has

Which statement is correct concerning torque effect on helicopters?

If the control stick of an aircraft with properly rigged flight controls is moved forward and to the right, the left aileron will move

Movement of an airplane along its lateral axis (roll) is also movement

Movement about the longitudinal (roll) in a helicopter is effected by movement of

Movement about the lateral axis (pitch) in a helicopter is effected by movement of

An airplane is controlled directionally about its vertical axis by

The elevators of a conventional airplane are used to provid rotation about the

A helicopter in forward flight, cruise configuration, changes direction of flight by

Tilting of the rotor tip-path plane is controlled by the

A tandem-roter helicopter uses

A decrease in the pitch of the tail rotor blades causes the fuselage of the ship to

What is the cause of main rotor-blade "coning"?

A single-rotor helicopter wishing to move toward 6:00 postition would need the highest blade pitch imputed at the

Gyroscopic precession cause the resultant ultimate force to occur how many degrees from the applied force?

Translational lift affects a helicopter that is

Th difference between the angles of incidence for two airfoils on a biplane is called

The action of the rotor blade that minimizes the effects caused by dissymmetry of lift is

The principle factor in limiting helcopter maximum speed in foward flight is

When the helicopter blades are at their lowest pitch and all have the same angle, the collective stick is

What turns the main rotor during autorotation?

The fastest moving point on a rotor blade is the

How is the torque force associated with single-rotor  helicopters  compensated?

In a hover, which component(s) act vertically?

Blade hunting is caused by

the direction that a helicopter is facing may be changed by the

the tendency of a helicopter to drift in the direction of the tail rotor thrust is referred to as

Rotor droop is counteracted by