Linked Questions

7
votes
2answers
3k views

What are the limiting factors when flying a model UAV plane to high altitude?

Setting aside the likely legal factors for a moment, what are the limiting factors when flying a model plane to high altitude? As I see it these could be: Battery power consumption - Model planes ...
9
votes
2answers
1k views

I'm thinking of building a balloon-launched glider, is this idea plausible?

So, I know nothing about aviation. I'm a student studying maths and computing and I feel like building a high altitude glider controlled by a Raspberry Pi and Arduino as a personal project. First ...
7
votes
2answers
652 views

What should be the minimum time spent in cruise (for e.g. a B737)?

Having a short sector to fly, it would not be convenient to climb all the way up to the best cruise altitude, since the time in climb would burn more fuel than that necessary for a flight at lower ...
4
votes
2answers
707 views

How could a PA-28 be made to fly higher?

How would I have to modify the Piper PA-28 to fly at 25,000 feet (same as PA-34 and PA-46)? Could it fly higher? Larger wings, other wingform, bigger motor something else? Do you have to change the ...
1
vote
1answer
412 views

May planes be flown above the maximum certified altitude?

Let's take the 737NG as an example. The 737NG has a maximum certified altitude (MCA) of FL410. However, looking at the MCP, the maximum altitude that can be set is 50,000ft. And the pressurization ...
-2
votes
2answers
158 views

Can planes go to space? [duplicate]

What are the reasons why planes can't go into space? https://thehumble.co.uk/aircraft-with-forward-swept-wings/
5
votes
1answer
122 views

What is the background of the maximum altitude formula?

This question What determines the maximum altitude a plane can reach? has a formula at Peter Kämpf's answer : $$\rho_{min} = \frac{2\cdot m\cdot g}{(Mach^2 \cdot c_L)_{max}\cdot a^2\cdot S}$$ Does ...

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