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Worksheets10th AOPA Semester 1 Exam
Total questions: 25
Worksheet time: 13mins
Increasing humidity ________.
raises air density
lowers air density
eliminates air density
does not change air density
Forces are vectors because they have ________.
weight and magnitude
direction and magnitude
weight and direction
mass and volume
An airplane said to be inherently stable will ________. Select all that apply.
require less effort to control
be difficult to stall
not spin
tend to return to its original attitude
Which of the following is part of the empennage of a fixed-wing aircraft? Select all that apply.
rudder
landing gear
vertical stabilizer
horizontal stabilizer
Relative to a changing angle of attack, which of the following is true?
A decrease in angle of attack will increase the pressure below the wing and increase drag
An increase in angle of attack will decrease the pressure above the wing and increase lift
An increase in angle of attack will increase the pressure above the wing and increase drag
A decrease in angle of attack will increase lift
Which of the following are reasons why composite construction materials are used to build aircraft? Select all that apply.
They cost less than steel
They are undetectable
They are lightweight
They are durable
They are government-supplied
Which safety measures are taken if the cabin of an airliner becomes depressurized? Select all that apply.
The pilot would descend the airplane to a lower altitude
A safety hammer would be used to knock out a rear window
Passengers would be told to remain seated in a crouched position
Oxygen masks would be deployed
The crew would increase the temperature of the cabin
Which UAS material is inexpensive, cost-effective to replace, very rigid, yet difficult to repair?
Composite
Plastic
Metal
Foam
With respect to the certification of aircraft, which are categories of aircraft?
Normal, utility, acrobatic
Airplane, rotorcraft, glider
Landplane, seaplane
Single-engine, twin-engine, multi-engine
The coefficient of lift is determined by the ________.
angle of attack only
speed and the angle of attack
lift and thrust forces
airfoil shape and the angle of attack
Which of the following certificates is required only if a pilot wants to fly for a major airline?
Sport Pilot Certificate
Private Pilot Certificate
Instrument Rating
Airline Transport Pilot Certificate
When an object is acted upon by a force, its resulting acceleration is ________ to the body's mass and ______ to the force acted upon the object. (4.A.1)
directly proportional, directly proportional
inversely proportional, inversely proportional
inversely proportional, directly proportional
directly proportional, inversely proportional
What is the relationship of lift, drag, thrust, and weight when the airplane is in straight-and-level flight? (4.A.2)
Lift equals weight and thrust equals drag.
Lift, drag, and weight equal thrust.
Lift and weight equal thrust and drag.
Weight equals thrust and lift also equals weight.
Which type of drone does not have the ability to hover? (2.A.2)
Tricopter
Multirotor drone
Single-rotor drone
Fixed-wing drone
Lift on a wing is most properly defined as the __________. (4.A.2)
differential pressure acting perpendicular to the chord of the wing
increased pressure resulting from air flow over the upper camber of an airfoil, which acts perpendicular to the mean camber
force acting perpendicular to the relative wind
the force that opposes drag
What is the purpose of the rudder on an airplane? (5.B.1)
To control yaw
To control overbanking tendency
To pitch the airplane up and down
To control roll
An aircraft always stalls at the same _________ regardless of airspeed, weight, or any other factor. (4.B.4)
velocity
angle of attack
altitude
acceleration
Rotating propeller blades push air towards the rear of the aircraft which moves the airplane forward. This demonstrates _________. (4.D.1)
Newton’s Third Law
Bernoulli’s Principle
the Magnus Effect
the four forces of flight
The term “angle of attack” is defined as the angle between the __________. (4.B.2)
chord line of the wing and the relative wind
airplane’s longitudinal axis and that of the air striking the airfoil
airplane’s center line and the relative wind
relative wind and the wing’s trailing edge
True or False. Pitch stability refers to the movement of an aircraft’s nose up and down around its lateral axis.
True
False
It is necessary for an airplane to have a range of centers of gravity because ________.
it allows the aircraft to operate with varying numbers of passengers
the airplane needs to account for a decreasing fuel load
it allows the aircraft to operate with varying luggage arrangements
All of the above
Which of the following are the three axes of flight? Select the three answers that apply.
Tail axis
Longitudinal axis
Forward axis
Lateral axis
Vertical axis
Which airfoil is most responsible for creating an airplane’s lift?
Engine
Fuselage
Wings
All of the above
Which of the following contributes to static stability?
A more forward CG
Stabilizers placed closer to the CG
A swept wing design
None of the above
If the velocity of an airplane is doubled, the lift will ________.
increase by a factor of 2
increase by a factor of 4
decrease by a factor of 4
decrease by a factor of 2
