Flight control surfaces (ailerons, elevators, rudders) MCQs – Aerospace

What flight control surface is used to control the aircraft’s roll?
A) Elevators
B) Ailerons
C) Rudder
D) Flaps

Answer: B) Ailerons

Which control surface is primarily responsible for changing the aircraft’s pitch?
A) Elevators
B) Ailerons
C) Rudder
D) Spoilers

Answer: A) Elevators

What is the primary function of the rudder in an aircraft?
A) To control roll
B) To control pitch
C) To control yaw
D) To control altitude

Answer: C) To control yaw

How do ailerons affect the aircraft’s stability?
A) They affect pitch stability
B) They affect yaw stability
C) They affect roll stability
D) They affect altitude stability

Answer: C) They affect roll stability

What happens when the ailerons are deflected upward?
A) The aircraft rolls to the right
B) The aircraft rolls to the left
C) The aircraft pitches up
D) The aircraft yaws to the left

Answer: B) The aircraft rolls to the left

What effect does moving the elevator upward have on an aircraft?
A) The nose of the aircraft pitches up
B) The nose of the aircraft pitches down
C) The aircraft rolls right
D) The aircraft yaws right

Answer: A) The nose of the aircraft pitches up

How does the rudder affect the aircraft during a turn?
A) It assists in changing pitch
B) It assists in changing roll
C) It helps maintain coordinated flight
D) It changes altitude

Answer: C) It helps maintain coordinated flight

Which control surface is used to adjust the aircraft’s altitude?
A) Elevators
B) Ailerons
C) Rudder
D) Flaps

Answer: A) Elevators

What happens when the ailerons are deflected downward?
A) The aircraft rolls to the right
B) The aircraft rolls to the left
C) The aircraft pitches up
D) The aircraft yaws left

Answer: A) The aircraft rolls to the right

What is the role of the rudder during crosswind takeoffs and landings?
A) To control roll
B) To control pitch
C) To counteract yaw caused by wind
D) To adjust altitude

Answer: C) To counteract yaw caused by wind

When an aircraft is in a right bank, which control surface should be adjusted to maintain level flight?
A) Elevators
B) Rudder
C) Ailerons
D) Flaps

Answer: A) Elevators

What does a positive elevator input do to the aircraft’s pitch?
A) Causes the aircraft’s nose to pitch up
B) Causes the aircraft’s nose to pitch down
C) Increases roll rate
D) Decreases yaw

Answer: A) Causes the aircraft’s nose to pitch up

What happens to the aircraft’s yaw when the rudder is deflected left?
A) The aircraft yaws left
B) The aircraft yaws right
C) The aircraft rolls left
D) The aircraft rolls right

Answer: A) The aircraft yaws left

Which flight control surface is used to manage an aircraft’s roll rate?
A) Elevators
B) Rudder
C) Ailerons
D) Flaps

Answer: C) Ailerons

What is the effect of the rudder on an aircraft’s roll?
A) It does not affect roll
B) It increases roll
C) It decreases roll
D) It assists in roll control

Answer: A) It does not affect roll

What happens to the aircraft’s pitch when the elevators are deflected downward?
A) The nose of the aircraft pitches down
B) The nose of the aircraft pitches up
C) The aircraft rolls right
D) The aircraft yaws left

Answer: A) The nose of the aircraft pitches down

How do ailerons affect the aircraft’s flight path?
A) They change the altitude
B) They alter the aircraft’s heading
C) They control the roll of the aircraft
D) They adjust the pitch

Answer: C) They control the roll of the aircraft

What is the main purpose of adjusting the rudder during flight?
A) To change pitch
B) To change roll
C) To correct for adverse yaw
D) To adjust altitude

Answer: C) To correct for adverse yaw

What effect does deflecting the ailerons to the left have on the aircraft?
A) The aircraft rolls to the left
B) The aircraft rolls to the right
C) The aircraft pitches up
D) The aircraft yaws right

Answer: A) The aircraft rolls to the left

Which control surface is used to maintain a desired pitch angle during level flight?
A) Elevators
B) Ailerons
C) Rudder
D) Flaps

Answer: A) Elevators

What happens when both ailerons are deflected in the same direction?
A) The aircraft rolls
B) The aircraft yaws
C) The aircraft pitches
D) The aircraft climbs

Answer: A) The aircraft rolls

What is the primary function of the elevator trim tabs?
A) To adjust roll
B) To maintain a set pitch attitude
C) To change yaw
D) To adjust altitude

Answer: B) To maintain a set pitch attitude

When an aircraft is experiencing adverse yaw, which control surface should be adjusted?
A) Elevators
B) Ailerons
C) Rudder
D) Flaps

Answer: C) Rudder

What happens to the aircraft’s roll when the ailerons are deflected up?
A) The roll rate decreases
B) The roll rate increases
C) The pitch angle changes
D) The yaw direction changes

Answer: A) The roll rate decreases

Which control surface is most effective for making fine adjustments to an aircraft’s heading?
A) Elevators
B) Rudder
C) Ailerons
D) Flaps

Answer: B) Rudder

What is the role of the ailerons during a bank maneuver?
A) To control pitch
B) To control yaw
C) To control roll
D) To control altitude

Answer: C) To control roll

What effect does the rudder have on an aircraft during a roll maneuver?
A) It maintains coordination
B) It changes pitch
C) It adjusts roll rate
D) It affects altitude

Answer: A) It maintains coordination

How does an increase in elevator input affect the aircraft’s vertical speed?
A) It increases climb rate
B) It decreases climb rate
C) It has no effect on climb rate
D) It increases descent rate

Answer: A) It increases climb rate

What control surface is used to adjust the aircraft’s pitch in a coordinated turn?
A) Ailerons
B) Rudder
C) Elevators
D) Flaps

Answer: C) Elevators

What happens when the rudder is deflected to the right?
A) The aircraft yaws to the right
B) The aircraft yaws to the left
C) The aircraft rolls to the right
D) The aircraft rolls to the left

Answer: A) The aircraft yaws to the right

Which flight control surface helps to counteract the effects of adverse yaw during a turn?
A) Elevators
B) Ailerons
C) Rudder
D) Flaps

Answer: C) Rudder

What is the effect of deflecting the ailerons upward on an aircraft’s roll?
A) It causes the aircraft to roll left
B) It causes the aircraft to roll right
C) It causes the aircraft to pitch up
D) It causes the aircraft to pitch down

Answer: A) It causes the aircraft to roll left

How does adjusting the elevators affect the aircraft’s altitude?
A) It changes the pitch angle, which affects climb or descent
B) It changes the roll angle
C) It changes the yaw direction
D) It affects the engine power

Answer: A) It changes the pitch angle, which affects climb or descent

What is the primary effect of using the rudder in conjunction with ailerons during a turn?
A) To maintain coordinated flight
B) To change pitch
C) To adjust roll rate
D) To affect altitude

Answer: A) To maintain coordinated flight

What happens when both ailerons are deflected upward?
A) The aircraft rolls to the right
B) The aircraft rolls to the left
C) The aircraft pitches down
D) The aircraft yaws left

Answer: C) The aircraft pitches down

Which control surface primarily affects the aircraft’s roll during a bank?
A) Elevators
B) Ailerons
C) Rudder
D) Flaps

Answer: B) Ailerons

What happens to the aircraft’s yaw when the rudder is deflected left during a roll?
A) The aircraft yaws left
B) The aircraft yaws right
C) The aircraft rolls left
D) The aircraft rolls right

Answer: A) The aircraft yaws left

What is the primary purpose of ailerons during a straight and level flight?
A) To adjust pitch
B) To maintain heading
C) To maintain balance
D) To counteract adverse yaw

Answer: D) To counteract adverse yaw

What effect does moving the elevators downward have on the aircraft’s pitch?
A) It pitches the nose down
B) It pitches the nose up
C) It increases roll
D) It affects yaw

Answer: A) It pitches the nose down

Which control surface is adjusted to maintain a specific heading during a turn?
A) Elevators
B) Ailerons
C) Rudder
D) Flaps

Answer: C) Rudder

What happens when the ailerons are deflected downward on one wing?
A) The aircraft rolls towards the opposite wing
B) The aircraft rolls towards the same wing
C) The pitch angle increases
D) The yaw direction changes

Answer: A) The aircraft rolls towards the opposite wing

What is the effect of the elevator trim tabs on an aircraft’s pitch?
A) They maintain a constant pitch attitude
B) They control roll
C) They adjust yaw
D) They change altitude

Answer: A) They maintain a constant pitch attitude

How does the rudder affect the aircraft’s yaw during a crosswind landing?
A) It helps to align the aircraft with the runway
B) It adjusts the aircraft’s roll
C) It changes pitch
D) It affects climb rate

Answer: A) It helps to align the aircraft with the runway

What happens when the ailerons are deflected up on both wings?
A) The aircraft loses lift and may descend
B) The aircraft gains lift and may climb
C) The aircraft rolls to the left
D) The aircraft yaws to the right

Answer: A) The aircraft loses lift and may descend

Which control surface is crucial for making adjustments during a high-speed dive?
A) Elevators
B) Ailerons
C) Rudder
D) Flaps

Answer: A) Elevators

What effect does increasing rudder input have on an aircraft’s coordination during a turn?
A) It improves coordination
B) It worsens coordination
C) It has no effect
D) It changes pitch

Answer: A) It improves coordination

How does deflecting the ailerons affect the aircraft’s lift distribution?
A) It changes lift between wings
B) It changes overall lift
C) It affects pitch angle
D) It affects yaw

Answer: A) It changes lift between wings

What is the effect of the elevators on the aircraft during a climb?
A) They pitch the nose up
B) They pitch the nose down
C) They control roll
D) They adjust yaw

Answer: A) They pitch the nose up

Which control surface is primarily used for initiating and controlling a turn?
A) Elevators
B) Rudder
C) Ailerons
D) Flaps

Answer: C) Ailerons

What happens when the rudder is deflected to the right while the aircraft is in a bank?
A) It helps maintain coordinated flight
B) It increases the roll rate
C) It decreases pitch
D) It affects altitude

Answer: A) It helps maintain coordinated flight

What control surface is adjusted to maintain level flight after a roll maneuver?
A) Elevators
B) Ailerons
C) Rudder
D) Flaps

Answer: A) Elevators

What effect does aileron deflection have during a level flight?
A) It changes roll orientation
B) It changes pitch orientation
C) It changes yaw orientation
D) It changes altitude

Answer: A) It changes roll orientation

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