Questions tagged [cruise]
The section of flight between the after takeoff climb and landing approach.
71
questions
-5
votes
1
answer
232
views
The condition that wind would effect indicated airspeed [closed]
What is the one condition that wind does effects our indicated airspeed?
1
vote
3
answers
3k
views
How does change in airspeed affect pitching moment?
In aircraft with conventional elevator control, if I increase the speed, the horizontal tail sees higher velocity and hence higher lift. Does it mean that increasing airspeed creates nose down ...
- 51
4
votes
0
answers
775
views
How much does a Boeing 737 wing bend/deflect in cruise conditions?
As a part of my ongoing research of a structural joint analysis of a Boeing 737, I have been looking for sources where I may be able to find the bending/deflection data during cruise conditions. I ...
22
votes
1
answer
3k
views
How much leverage do commerial pilots have on cruise speed?
If you fly frequently there are chances you have seen some delays in departure where you end up waiting in the aircraft sometimes for multiple hours.
Almost every time that happened I remember the ...
- 6,011
10
votes
3
answers
2k
views
What is a Cruise Captain?
I wonder what is a Cruise Captain, albeit I assume they are here to fly the cruise phase.
Differences in responsibility / authority with a Captain?
From training / certificate standpoint, what is ...
- 70.9k
43
votes
1
answer
4k
views
How can an altimetry system error during cruise (500 ft at 35000 ft high) cause an insufficient fuel situation?
So my boss gave me a question today as my daily quiz: Let's say an A321 is cruising on a 6-hour flight. It reaches FL350 30 minutes after take-off. After another 8 minutes there's a discrepancy ...
- 473
1
vote
0
answers
241
views
What is the order of Reynolds number inside the Compressor at cruise conditions?
I am doing a CFD study on a probe that will be installed inside a compressor of a civil aircraft for my final year project. I need to know the Reynolds number inside a compressor at cruise conditions. ...
- 386
1
vote
1
answer
3k
views
What are the effects of headwind on ground speed and take off run? [closed]
I'm just making sure I got this right.
For the take-off roll, having headwind is preferable, so there is a positive airspeed.
For the en-route segment, a headwind is not ideal and increases time to ...
- 613
4
votes
1
answer
885
views
What would happen if thrust reversal is accidentally deployed during a flight? [duplicate]
Is it possible to deploy the thrust reversal, in the cruise phase of a flight? And, if they are accidentally deployed, what could be the possible consequences?
As the cruise phase requires a lot of ...
- 11.5k
10
votes
2
answers
2k
views
Will control surfaces on a plane be less efficient at a higher altitude?
I may be wrong but I learned that control surfaces depends on the air flow to work properly, and that airliners have a higher cruise altitude because of the less dense atmosphere, improving the fuel ...
- 7,024
1
vote
1
answer
732
views
Which cruise altitude is prefered in engine-out operations of Boeing airplanes?
On Engine Out Operation in Boeing Airplanes, which altitude is preferable, the OPT Altitude, the MAX Altitude or the RECOM Altitude of the ENG OUT CRZ Page?
- 21
8
votes
2
answers
1k
views
Can cruise pilots/second officers go for years without doing a takeoff or landing?
I was looking at the description of this role i.e. someone who provides cruise flight relief flying. As conceivably, someone could be bonded for multiple years because of the type rating being covered ...
- 562
3
votes
2
answers
14k
views
How long after takeoff for a Boeing 747-400 to reach cruise speed?
Assume it is fully loaded (pasengers and cargo) and optimal conditions, almost no wind, etc etc...
How long after takeoff does the plane reaches cruise speed?
If he goes in a straight like on the ...
52
votes
4
answers
12k
views
Why are many jet aircraft designed to cruise around FL350-370?
If the flight distance permits, the B737-800 will cruise at FL350, the A320 a little bit higher...
Flying at FL370. Photo: Live from the Flight Deck by GolfCharlie232 (reframed)
Elements such as ...
- 70.9k
5
votes
4
answers
1k
views
During which part of the flight the effect of air resistance is more important?
Her teacher asked this question to my niece (8 years old)? However I couldn't find a solid answer either. In which part of the flight, the effect of the air resistance (drag) is more important? ...
- 151
11
votes
3
answers
15k
views
What is the wing angle of attack of a Boeing 737 in cruise?
I would like to know the angle of attack that a 737 flies at during cruise. I am specifically interested in the wing angle of attack (if you know the cruise nose-up attitude and the wing incidence ...
- 303
35
votes
3
answers
5k
views
When might a pilot hand-fly a jet at cruise altitudes, and is it difficult?
How difficult is it to hand-fly a jet at cruise altitudes? Other than autopilot failure and just doing it for the fun of it, when might you want to hand-fly at those altitudes?
I suspect the answer ...
- 39.2k
4
votes
1
answer
2k
views
How can you find the best altitude for range or speed?
How can you select best cruise altitude (altitude for best range velocity) and maximum speed altitude?
The specific case is a turboprop aircraft of gross weight 8000 lb.
- 49
8
votes
3
answers
19k
views
How do pilots decide what their cruising altitude will be?
When filing a flight-plan for a long-haul high-altitude IFR flight, how do pilots select a specific cruising altitude? Typically in the range of 25,000 - 35,000 ft.
- 16.6k
33
votes
7
answers
19k
views
Why do airliners pitch up during cruise?
In my experience as a passenger, when the plane stands at the airport and you enter it, the aisle is pretty much horizontal. (Obviously, I've never flown on a DC-3). After takeoff we pitch sharply ...
20
votes
3
answers
3k
views
Why do pilots announce the cruising altitude of a flight?
At some early stage in the flight, why will commercial pilots announce the cruising altitude of the flight?
- 365