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ATPL - PRINCIPLES OF FLIGHT ACTUAL
2025/2026 QUESTIONS AND 100%
CORRECT ANSWERS
1. Which statement is true regarding the opposing forces acting on an aeroplane
in steady-state level flight?
a. Thrust is greater than drag and weight and lift are equal
b. These forces are equal
c. Thrust is greater than drag and lift is greater than weight
d. Thrust is slightly greater than lift, but the drag and weight are equal -
(ANSWER)b. These forces are equal
2. The stalling speed of an aeroplane is most affected by:
a. Changes in air density
b. Variations in aeroplane loading
c. Variations in flight altitude
d. Changes in pitch attitude - (ANSWER)b. Variations in aeroplane loading
3. To ensure some degree of longitudinal stability in flight, the position of the CG:
a. Must always coincide with the AC
, 2
b. Must be forward of the Neutral Point
c. Must be aft of the Neutral Point
d. Must not be forward of the aft CG limit - (ANSWER)b. Must be forward of the
Neutral Point
4. The purpose of a trim tab is:
a. To assist the pilot in initiating movement of the controls
b. To zero the load on the pilot controls in the flight attitude required
c. To provide feel to the controls at high speed
d. To increase the effectiveness of the controls - (ANSWER)b. To zero the load on
the pilot controls in the flight attitude required
5. What criteria determine which engine is the "critical" engine of a twin-engine
aeroplane?
a. The one with the center of thrust farthest from the centreline of the fuselage
b. The one with the center of thrust closest to the centreline of the fuselage
c. The one designated by the manufacturer which develops most usable thrust
d. The failure of which causes the least yawing moment - (ANSWER)b. The one
with the center of thrust closest to the centreline of the fuselage
6. The angle of attack of a fixed pitch propeller:
ATPL - PRINCIPLES OF FLIGHT ACTUAL
2025/2026 QUESTIONS AND 100%
CORRECT ANSWERS
1. Which statement is true regarding the opposing forces acting on an aeroplane
in steady-state level flight?
a. Thrust is greater than drag and weight and lift are equal
b. These forces are equal
c. Thrust is greater than drag and lift is greater than weight
d. Thrust is slightly greater than lift, but the drag and weight are equal -
(ANSWER)b. These forces are equal
2. The stalling speed of an aeroplane is most affected by:
a. Changes in air density
b. Variations in aeroplane loading
c. Variations in flight altitude
d. Changes in pitch attitude - (ANSWER)b. Variations in aeroplane loading
3. To ensure some degree of longitudinal stability in flight, the position of the CG:
a. Must always coincide with the AC
, 2
b. Must be forward of the Neutral Point
c. Must be aft of the Neutral Point
d. Must not be forward of the aft CG limit - (ANSWER)b. Must be forward of the
Neutral Point
4. The purpose of a trim tab is:
a. To assist the pilot in initiating movement of the controls
b. To zero the load on the pilot controls in the flight attitude required
c. To provide feel to the controls at high speed
d. To increase the effectiveness of the controls - (ANSWER)b. To zero the load on
the pilot controls in the flight attitude required
5. What criteria determine which engine is the "critical" engine of a twin-engine
aeroplane?
a. The one with the center of thrust farthest from the centreline of the fuselage
b. The one with the center of thrust closest to the centreline of the fuselage
c. The one designated by the manufacturer which develops most usable thrust
d. The failure of which causes the least yawing moment - (ANSWER)b. The one
with the center of thrust closest to the centreline of the fuselage
6. The angle of attack of a fixed pitch propeller:
