Section 6

Front 1

Bernoulli's principle states the internal pressure of a fluid blank at points where the speed of the fluid

Back 1

Decreases;Increases

Front 2

When air is forced to travel at a faster speed across the top of a wing versus the bottom of the wing this would result in

Back 2

Lower pressure above the wing

Front 3

Which statement best expresses Newton's third law of motion

Back 3

For every action there is an equal opposite reaction

Front 4

The three principle airfoils on aircraft that produce lift are

Back 4

Wing propeller and horizontal tail surfaces

Front 5

An imaginary straight line drawn from the Leading Edge to the trailing edge of a cross-section of an airfoil is called the

Back 5

Chord line

Front 6

The direction of the relative wind determined by the

Back 6

Flight path of the aircraft

Front 7

What force in Flight counteracts lift

Back 7

Weight

Front 8

What is used to determine the angle of attack

Back 8

Relative wind and chord line

Front 9

Actual atmospheric pressure at a given time does not depend on which of the following

Back 9

Wind

Front 10

For an aircraft to maintain a constant AirSpeed and maintain straight and level flight what must be in balance

Back 10

Thrust and drag lift and weight

Front 11

Which are the primary control surfaces on an airplane

Back 11

Rudder ailerons elevator

Front 12

Movement around the vertical axis is controlled by the

Back 12

Rudder

Front 13

Movement around the longitudinal axis is called

Back 13

Roll

Front 14

Which action would cause a change in Pitch

Back 14

Pushing the control yoke

Front 15

Which control as the pilot to relieve manual pressure on the primary controls

Back 15

Trim tab

Front 16

At approximately what angle of attack will are no longer flows smoothly over the angles upper service

Back 16

15 - 20

Front 17

The most hazardous aspect of structural icing is

Back 17

Airfoil distortion

Front 18

What type of icing is an aircraft likely encounter when a flying in temperatures above freezing

Back 18

Carburetor icing

Front 19

The forces that are acting on a helicopter in flight are lift thrust blank and blank

Back 19

Wait and drag

Front 20

What term defines a maneuver in which a helicopter is in Motionless flight over a reference point and maintaining a constant heading and altitude

Back 20

Hovering

Front 21

What is the basic purpose of the auto rotation maneuver in a helicopter

Back 21

Provide a control and when the engine is no longer supplying power

Front 22

The pitch of a helicopter rotor blade is controlled by the

Back 22

Collective