OPS DISPATCH EXAM QUESTIONS AND ANSWERS WITH
COMPLETE SOLUTION UPDATED RATED A+ 2025/2026
As aircra weight decreases with fuel burn, to maintain long range cruise, the pilot must
a) increase thrust and reduce airspeed
b) maintain thrust and increase airspeed
c) reduce thrust to maintain best L/D ra o
d) reduce thrust and reduce airspeed - Ans reduce thrust and airspeed
In cruise, an airplane increases power to accelerate and increase speed. What happens to the
angle of a!ack if the aircra maintains al tude?
a) angle of a!ack decreases
b) angle of a!ack increases
c) increase angle of a!ack un l stable, and then decrease
d) no change - Ans a) angle of a!ack decreases
which of the following has the greatest impact on speed of sound?
a) pressure
b) temperature
c) airfoil shape
d) wind - Ans temperarture
what happens to the angle of a!ack when the aircra is transi oning from climb into a level
cruising a%tude?
a)it increases
b) it decreases
c) remains the same
,d) goes to 0 - Ans it decreases
What is the angle of incidence?
a) the angle between the chord line of the wing and the rela ve airflow
b) the angle between the chord line of the wing and the lateral axis
c) the angle between the chord line of the wing and the longitudinal axis
d) the angle between the chord line of the wing and the thrust vector - Ans the angle between
the chord line of the wing and the longitudinal axis
which of the following can change the cri cal angle of a!ack?
a) weight of the aircra
b) airfoil shape
c) load factor
d) airspeed - Ans airfoil shape
in turbulence, a ver cal gust affects stall speed of an aircra primarily due to the change in
a) angle of a!acks
b) center of gravity
c) boundary layer
d) airflow density - Ans angle of a!acks
how would a higher pressure al tude affect the landing distance of an aircra ?
a)increase landing distance
b) reduces landing distance
c) has no effect - Ans increase landing distance
,in regards to low level wind shear, which of the following is true?
a) increase in headwind or decrease in tailwind will result in decreased IAS
b) decrease in headwind or increase in tailwind will result in decreased IAS
c) decrease in headwind or increase in tailwind will result in increased IAS
d) none of the above - Ans decrease in headwind or increase in tailwind will result in decreased
IAS
how would wind shear affect climb?
a) sudden increase or decrease of airspeed
b) cause turbulence due to violent air movement
c) increase or decrease climb rate
d) all of the above - Ans all of the above
weight added to an aircra will:
a) increase landing distance
b) decrease landing distance
c) landing distance remains the same
d) depends on the type of aircra - Ans increase landing distance
once an airfoil stalls, the center of pressure
a) moves forward
b) moves back
c) stays sta onary
d) moves up - Ans moves back
what is cri cal mach number?
, a) the aircra speed at which airflow becomes sonic over any part of the aircra
b) the maximum airspeed that an aircra can achieve
c) the airspeed where the airflow is between subsonic and transonic
d) the airspeed use for Cri cal Point calcua ons - Ans the aircra speed at which airflow
becomes sonic over any part of the aircra
what do spoilers do
a) decrease li and decrease drag
b) increase li and increase drag
c) increase li and decrease drag
d) decrease li and increase drag - Ans decrease li and increase drag
when is the worst kind of wake turbulence encountered behind a heavy aircra ?
a) on the ground
b)clean and slow
c) when engines are running
d) when the flaps are down - Ans clean and slow
wake turbulence is a by-product of ?
a) wing p vor ces
b) li
c) wing fences
d) speed and weight - Ans li
wing p vor ces result in which kind of drag?
a) induced drag
COMPLETE SOLUTION UPDATED RATED A+ 2025/2026
As aircra weight decreases with fuel burn, to maintain long range cruise, the pilot must
a) increase thrust and reduce airspeed
b) maintain thrust and increase airspeed
c) reduce thrust to maintain best L/D ra o
d) reduce thrust and reduce airspeed - Ans reduce thrust and airspeed
In cruise, an airplane increases power to accelerate and increase speed. What happens to the
angle of a!ack if the aircra maintains al tude?
a) angle of a!ack decreases
b) angle of a!ack increases
c) increase angle of a!ack un l stable, and then decrease
d) no change - Ans a) angle of a!ack decreases
which of the following has the greatest impact on speed of sound?
a) pressure
b) temperature
c) airfoil shape
d) wind - Ans temperarture
what happens to the angle of a!ack when the aircra is transi oning from climb into a level
cruising a%tude?
a)it increases
b) it decreases
c) remains the same
,d) goes to 0 - Ans it decreases
What is the angle of incidence?
a) the angle between the chord line of the wing and the rela ve airflow
b) the angle between the chord line of the wing and the lateral axis
c) the angle between the chord line of the wing and the longitudinal axis
d) the angle between the chord line of the wing and the thrust vector - Ans the angle between
the chord line of the wing and the longitudinal axis
which of the following can change the cri cal angle of a!ack?
a) weight of the aircra
b) airfoil shape
c) load factor
d) airspeed - Ans airfoil shape
in turbulence, a ver cal gust affects stall speed of an aircra primarily due to the change in
a) angle of a!acks
b) center of gravity
c) boundary layer
d) airflow density - Ans angle of a!acks
how would a higher pressure al tude affect the landing distance of an aircra ?
a)increase landing distance
b) reduces landing distance
c) has no effect - Ans increase landing distance
,in regards to low level wind shear, which of the following is true?
a) increase in headwind or decrease in tailwind will result in decreased IAS
b) decrease in headwind or increase in tailwind will result in decreased IAS
c) decrease in headwind or increase in tailwind will result in increased IAS
d) none of the above - Ans decrease in headwind or increase in tailwind will result in decreased
IAS
how would wind shear affect climb?
a) sudden increase or decrease of airspeed
b) cause turbulence due to violent air movement
c) increase or decrease climb rate
d) all of the above - Ans all of the above
weight added to an aircra will:
a) increase landing distance
b) decrease landing distance
c) landing distance remains the same
d) depends on the type of aircra - Ans increase landing distance
once an airfoil stalls, the center of pressure
a) moves forward
b) moves back
c) stays sta onary
d) moves up - Ans moves back
what is cri cal mach number?
, a) the aircra speed at which airflow becomes sonic over any part of the aircra
b) the maximum airspeed that an aircra can achieve
c) the airspeed where the airflow is between subsonic and transonic
d) the airspeed use for Cri cal Point calcua ons - Ans the aircra speed at which airflow
becomes sonic over any part of the aircra
what do spoilers do
a) decrease li and decrease drag
b) increase li and increase drag
c) increase li and decrease drag
d) decrease li and increase drag - Ans decrease li and increase drag
when is the worst kind of wake turbulence encountered behind a heavy aircra ?
a) on the ground
b)clean and slow
c) when engines are running
d) when the flaps are down - Ans clean and slow
wake turbulence is a by-product of ?
a) wing p vor ces
b) li
c) wing fences
d) speed and weight - Ans li
wing p vor ces result in which kind of drag?
a) induced drag
