Final Test 1 Flashcards
If the IAS at which the stall occurs in level flight at a particular gross weight is 60 kt, the stalling speed in a 60° bank
level turn at the same weight would be closest to
[a] 60 kt
[b] 75 kt
[c] 85 kt
[d] 90 kt
As the angle of attack of an aerofoil is increased from about 4° to the stalling angle, at constant indicated air speed,
[a] lift increases and drag increases
[b] lift increases and drag decreases
[c] lift decreases and drag increases
[d] lift decreases and drag decreases
As indicated air speed is increased from the stalling speed to maximum level flight cruising speed,
[a] induced drag decreases then increases
[b] total drag increases continuously
[c] induced drag decreases continuously
[d] total drag increases then decreases
3
The effect of moving the centre of gravity further forward in flight would be
[a] directional stability would decrease
[b] lateral stability would increase
[c] stalling speed would decrease
[d] directional stability would increase
5
When operating a single engine propeller driven aircraft at high power and low indicated air speed
[a] ailerons are more effective than elevators
[b] elevator and rudder are more effective than ailerons
[c] rudder is less effective than ailerons
[d] all controls are less effective
An aircraft flying with wings level and constant heading has the ball on the turn and balance indicator deflected to
the left. To correct for this
[a] the trim tab on the left aileron should be deflected up
[b] the trim tab on the left aileron should be deflected down
[c] the trim tab on the rudder should be deflected to the left
[d] the trim tab on the rudder should be deflected to the right
When flap is lowered on an aircraft in flight
[a] lift and drag both increase
[b] lift decreases and drag decreases
[c] lift decreases and drag increases
[d] lift increases and drag decreases
The indicated air speed at which the stall occurs would decrease if
[a] altitude is increased
[b] the head wind component increased
[c] power is reduced
[d] the gross weight is decreased
As altitude increases, the stalling speed occurs
[a] at a higher true air speed but the same indicated air speed
[b] at a higher true air speed and a higher indicated air speed
[c] at the same true air speed but a lower indicated air speed
[d] at the same true air speed and the same indicated air speed
As ice forms on the wings of an aircraft during flight,
[a] stalling speed increases but stalling angle remains the same
[b] stalling speed increases and stalling angle increases
[c] stalling speed increases and stalling angle decreases
[d] stalling speed remains the same but stalling angle decreases
Which of the following would allow a pilot to differentiate between a spin and a spiral dive?
[a] the indicated air speed would be lower in a spiral
[b] the indicated air speed would be lower in a spin
[c] the rate of rotation would be higher in a spiral
[d] the rate of descent would be higher in a spin
An aircraft is in straight and level flight at constant power. As weight reduces with fuel burn off, level flight may
be maintained by
[a] increasing indicated air speed and raising the nose
[b] increasing indicated air speed and lowering the nose
[c] decreasing indicated air speed and raising the nose
[d] decreasing indicated air speed and lowering the nose
Consider an aircraft maintaining straight and level flight at the speed which produces maximum endurance. If level
flight is to be maintained,
[a] more power will be required if speed is reduced
[b] less power will be required if speed is reduced
[c] less power will be required if speed is increased
[d] less power will be required if speed is changed to the speed of minimum drag
14
The speed which produces maximum rate of climb for a given weight and power is
[a] the best lift/drag ratio speed
[b] the slowest speed possible for that power setting
[c] the speed which produces maximum thrust
[d] the speed at which maximum surplus power is available over and above that which is required for level
flight at that speed
16
The effect of increasing headwind component during a climb at constant indicated air speed and constant power is
[a] the rate of climb is increased while the angle of climb is unchanged
[b] the rate of climb is unchanged while the angle of climb is increased
[c] the rate of climb is decreased while the angle of climb is unchanged
[d] the rate of climb is unchanged while the angle of climb is decreased
The effect of increased weight on the gliding range of an aeroplane is
[a] the gliding range is reduced if the angle of attack is kept constant
[b] the gliding range is not affected if the angle of attack is increased
[c] the gliding range is not affected if the angle of attack is kept constant
[d] the gliding range is increased if the angle of attack is reduced
Compared to still air performance, when a tail wind exists for a descent at constant indicated air speed
[a] both rate and angle of descent are changed
[b] rate of descent is changed but angle of descent is not
[c] rate of descent is unchanged but angle of descent is decreased
[d] rate and angle of descent are both decreased
A sudden drop in headwind component during an approach to land will initially cause
[a] a reduction in indicated air speed for the same nose attitude
[b] a reduction in indicated air speed and a higher nose attitude
[c] an increase in indicated air speed and a lower nose attitude
[d] an increase in indicated air speed for the same nose attitude
An aircraft stalls at 50 kt IAS in level flight at a particular weight. In a 45° banked level balanced turn, the indicated
stalling speed would be approximately
[a] the same
[b] 60 kt
[c] 70 kt
[d] 75 kt
A heavy aircraft and a light aircraft are turning at the same indicated air speed and angle of bank. If both aircraft are
at the same altitude, the radius of turn
[a] is greater for the heavy aircraft
[b] is less for the heavy aircraft
[c] depends upon the weight
[d] is the same
For a given aircraft, a turn at a given bank and indicated air speed would
[a] have a greater radius if altitude was increased
[b] have the same radius at all altitudes
[c] have a greater radius if altitude was decreased
[d] have a smaller radius if altitude was increased
Tail wheel aircraft are more prone to ground looping than nose wheel aircraft because
[a] pilot visibility is reduced
[b] the centre of gravity is behind the main wheels
[c] the centre of gravity is ahead of the main wheels
[d] the wings are at a higher angle of attack
24
Which of the following could be attributed to ground effect?
[a] the aircraft may become airborne at a speed well below a safe climbing speed
[b] the aircraft may become difficult to rotate
[c] the float between round out and touch down may be shorter than usual
[d] the initial climb, just after take off, will be greatly improved
A tendency to yaw is noticed as the tail is lifted to the flying attitude during the take off run in a tailwheel aircraft.
This is due to
[a] slipstream effect
[b] engine torque
[c] asymmetric blade effect
[d] gyroscopic precession
Stalling speed is increased by an increase in
[a] flap extension
[b] power
[c] load factor
[d] angle of attack
Climbing an aeroplane at a higher speed than that recommended for the best rate of climb will result in
[a] an increased rate and decreased angle of climb
[b] an increased rate and angle of climb
[c] a decreased rate and angle of climb
[d] a decreased rate and increased angle of climb
A thin coating of clear ice on the leading edge of an aerofoil of an aircraft in flight
[a] decreases lift and increases drag by changing the aerofoil characteristics
[b] has no particular effect as the decrease in drag is accompanied by a decrease in lift
[c] increases the efficiency of the aerofoil by reducing drag
[d] increases lift by increasing the camber of the aerofoil
The recommended speed for flight in turbulent conditions is
[a] a speed which allows flap to be lowered for better forward visibility
[b] as fast as possible to minimise the effect of a gust induced stall
[c] a speed which gives a compromise between excessive structural loads and the stall
[d] as slow as possible to minimise the loads on the aircraft structure
An aerofoil is said to be at its stalling angle if any increase or decrease in angle of attack causes
[a] more drag
[b] a lower lift/drag ratio
[c] less lift
[d] less lift and less drag
