Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [climb]

Questions about phases of flight where an aircraft gains altitude.

2
votes
2answers
192 views

Why does the turn coordinator ball move to the right during a climb?

In a light aircraft like a C172 or PA-28, during a climb the ball in the turn coordinator moves to the right. Why?
6
votes
1answer
177 views

Why does climb gradient at Changi be at minimum of 6 and 7 percent?

Changi airport, Singapore, runway 20C and 20R both point into the sea with no significant obstacle to clear. There is no residential area down there. Next land mass is about 15 km away (Batam, ...
1
vote
1answer
309 views

How do I determine the engine thrust required to give a specific climb rate?

New pilot here and I am playing around with a flight simulator game for the B737-800. I need some help understanding where/how one can find out if one has enough engine thrust (%N1) to meet a required ...
2
votes
0answers
113 views

Does the “Climbing right turn” instruction of this SID violate the “Climb to 400 feet above DER before turning” requirement?

I was examining the LaGuardia Five SID, and I noticed that for runway 13 (Coney Climb) it gives the instruction, immediately after takeoff, "Climbing right turn heading 180 degrees to intercept CRI R-...
0
votes
0answers
366 views

Boeing 757-200 Fuel Burn

So up front, I'm aware of the high number of aircraft and environmental factors and how oversimplified my request is. After all, there is a reason that the aircraft manufacturers provide charts to ...
0
votes
1answer
245 views

What would the altitude profile for a typical airline flight look like?

It's hard to appreciate an aircraft's rates of change in altitude, in particular with respect to its travel through the mass of air, rather than over the ground, since the latter is affected ...
2
votes
3answers
608 views

What is the relationship between Angle of Attack and Angle of Incidence?

The Angle of Incidence (AoI) of most GA planes is 6°. During takeoff, the Angle of Attack (AoA) is often 11° or more; does the 11° AoA include the initial 6° AoI in it i.e, 11 - 6 = 5 ? Meaning the ...
3
votes
4answers
391 views

Is it possible to determine the approximate climb rate of an aircraft knowing its top speed, engine power and weight?

Is it possible to determine the initial climb rate of a craft with a few key pieces of data such as top speed, engine power and weight? For example the XB-42 was an experimental bomber design from ...
2
votes
1answer
118 views

How does an increase in climb rate affect climb gradient?

I'm learning to take (and pass I hope ;)) my PPL exam and I've just found one question, that I'm not 100% sure about. How is climb gradient going to change (for small angles) while rate of climb ...
4
votes
1answer
1k views

How should I read these climb and descent profile notations?

I use a tool called SimBrief to build virtual flight plans for a desktop flight simulator. As I've been getting more familiar with procedures, I've also been exploring more advanced settings in the ...
0
votes
0answers
379 views

What is the difference between climb angle and flight path climb angle? [duplicate]

Consequently, which of these two angles does wind affect? Thank you everyone!
1
vote
0answers
43 views

At what altitude after takeoff is thrust reduced for airliners? [duplicate]

When is thrust, after take off reduced for jumbos and smaller airliners? Is it any different for jumbos and smaller airliner aircraft?
1
vote
2answers
284 views

How should these translated takeoff and climb settings be interpreted?

I am having difficulties understanding this transcript. It is originally not in English, so I was wondering if anyone could help me to make sense of this and also help me with the correct wording in ...
0
votes
2answers
701 views

What is “50 ft obstacle climbing speed”?

Vy and Vx make sense to me. They are used for fastest height gain at a given time and biggest angle of climb. But what is the purpose of that speed (it's from DA20 POH)? It's only 3 kts faster than Vx....
15
votes
8answers
9k views

Does lift equal weight in a climb?

This subject keeps coming up in the discussions and questions such as this one, which asks if lift equals weight in level flight. Good answers there, pointing out that upwards force has many sources. ...
2
votes
2answers
4k views

What are the climb rates during the different phases of flight of an A320?

I have read about common climb rates for an A320. It is said that the initial climb rate for an A320 is between 15-20° and it differs depending on the weight and also the altitude. I therefore have ...
1
vote
2answers
5k views

Is there a formula to calculate ground distance traveled given rate of climb and true airspeed?

I'm looking for a formula to calculate the horizontal distance (guess it is the Ground Distance) passed during the phase of ascent (or descent), having the rate of climb in ft/min and the TAS in knots....
8
votes
2answers
3k views

How is the airspeed-Mach number transition handled in modern airliners?

During the climb phase, how is the transition from constant speed (IAS) to constant Mach number handled? Does the pilot flying have to manually "push the button" on the control panel, or is the ...
4
votes
2answers
415 views

Why doesn't the flight path angle increase beyond a certain angle even if the angle of attack is increased?

From level flight, when the angle of attack is increased the flight path angle increases (the aircraft starts to climb). What causes the aircraft to stop to increase its angle of climb (angle between ...
3
votes
1answer
542 views

Does angle of attack change in a sustained climb?

I saw this question on a closed Facebook group, generating wildly differing answers. So I thought I would ask it here. You're in a C172 flying straight and level at 5000 feet and 100 knots IAS. You ...
3
votes
2answers
702 views

What is the optimal way to climb fastest between two points on a Cessna 172N?

Cessna 172N’s POH has Vx = 59 Knots. Let’s assume you need to climb from 1000 msl on traffic pattern just after you finished turning cross-wind and are clocking 85 Knots, to 2000 as fast as ...
13
votes
5answers
4k views

Does a headwind affect the climb gradient?

When studying for my German PPL exam, I came across this question: For those that do not speak German I'll try to translate the question, but bear with me as it is kinda picky what I'm trying to get ...
13
votes
2answers
12k views

What is the difference between rate of climb and climb gradient?

I am currently trying to study aircraft performance and I have some difficulties distinguishing between rate of climb and climb gradient. Can someone explain what are the differences between the two ...
2
votes
1answer
2k views

How does the FAA compute the values in TPP's Climb/Descent Table?

The inside back cover of the FAA Terminal Procedures Publication contains a table headed “CLIMB/DESCENT TABLE,” excerpted below. Source: FAA, p. 19 How do required ascent or descent ...
13
votes
1answer
821 views

Why is it not a good idea to climb higher than a level at which you would have a cruise weight-climb speed less than 500 ft/min?

In relation with What is weight-climb speed?, why is it not a good idea to climb higher than a level at which you would have a cruise weight-climb speed less than 500 ft/min?
13
votes
2answers
1k views

What could cause an irregular climbing pattern on takeoff?

Yesterday (Dec 21, 2015), I was on board Ryanair flight FR4966 from London Stansted (STN) to Lamezia Terme (SUF). The aircraft was a Boeing 737-800, registration EI-EFW. On takeoff, the climbing ...
6
votes
2answers
2k views

How to find total climbing time based on Rate of Climb?

I am unsure on how to solve this problem. The only clue i have is to integrate ROC to find time. A jet aircraft has the capacity to fly at an absolute altitude ceiling of 11000 m, and a rate of ...
5
votes
2answers
10k views

What is the typical climb angle (versus the ground) of a single engine piston plane?

What are the normal climbing angles against ground on a SEP (single engine piston) plane and an airliner? (no wing-air angles in here, but the climb angle when watched from the side of the plane) (...
2
votes
4answers
2k views

How to maintain straight and level flight after a climb?

I'm new to flying and I have this question. Suppose I'm ascending to 2000 ft. at 67 kts and 2450 RPM. When I reach 2000 ft. maybe the plane wants to keep going up, even after I lower the RPM TO 2200, ...
10
votes
2answers
2k views

Under what conditions can the maximum angle of climb be achieved for jet and propeller aircraft?

I know that the maximum angle of climb is reached at maximum specific excess thrust (S.E.T.) for jet airplanes, or minimum drag or maximum $\frac{L}{D}$. Is this true, and if yes, is this valid also ...
3
votes
1answer
4k views

How to perform climbs and descents?

I have known that when you climb, you push the throttle to maximum and adjust the vertical speed with the commands (elevator) and the trim. Then when you reach the desired altitude you pull the ...
6
votes
1answer
912 views

How to determine climb performance for various flight speeds?

I have the following climb performance chart: and I need to evaluate the maximum rate of climb in different flight conditions. The problem is, this chart is valid only for 85KIAS. Is there a way to ...
5
votes
4answers
4k views

What is the relation between aircraft descent rate and speed?

I am an ATCO working in India. I am trying to understand why an aircraft's rate of descent increases, when its speed increases. I am particularly interested in how it relates to jet engine aircraft. ...
28
votes
8answers
4k views

Is excess lift or excess power needed for a climb?

As answered in this question, aircraft need excess power - not excess lift - to climb. This is plausible when the aircraft's thrust vector has a vertical component (its nose and engine points upwards),...
16
votes
4answers
2k views

Why do planes not fly “backwards” (up from the planes POV) when in a vertical climb?

As suggested by a user in this question, I'd like to ask this question: One of the most basic aerobatic maneuvers is a vertical climb. This can be achieved by just pitching up to what appears to be ...