Top new questions this week:
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In the extremely scientifically accurate movie Airplane the Autopilot takes off with the gear up. Has this ever happened? Could any commercial or 4+ passenger GA aircraft do this, say with a 1%+ …
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I was watching this video GOING SUPERSONIC with U.S. Air Force Thunderbirds! and at some point (video 15:20 minute) the g-force appear to be 0.7. Here image from the video: As you can see the g-force …
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What’s the scientific background behind a jet engine’s top speed? Jet engines increase efficiency at higher airflow rates, so why does the efficiency stop increasing at some point?
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I came across this question and I get why the answer is correct but I don’t really understand why by increasing angle of bank from 20 to 30 the load factor has not increased (option B in the image). …
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Outer flow and boundary flow are often different. Do tufts at the wing surface show boundary layer flow or outer flow? Picture source. Paint shows boundary layer flow. Picture source
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All gliders / sailplanes seem to use a single central stick to manipulate the primary control surfaces. In other airplane types, we also find yokes and sidesticks. Are there any glider designs, …
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Look at this flap position indicator as found on Cessna 310 models: (source: eBay) I would have expected it to be marked at 5° intervals, but it is marked irregularly instead (apart from the “…
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Greatest hits from previous weeks:
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Can a human get sucked into the jet engine of a normal modern airliner? if so has it ever happened and what is the minimum or maximum weight that these engines can suck? As a safety measure, wouldn’t …
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I know that from nose to tail the aircraft is divided by STA (station). At least for Boeing and Airbus this is the case but I am not familiar with other manufacturers. However, there is also two …
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When listening to ATC broadcasting (at least for ULLI), phrase “Information <Charlie|India|whiskey|etc.> on board” may be heard. Charlie, India, Whiskey, etc. …
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Could you run a jet with gasoline? Why do all jet engines use kerosene?
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In the US, where are you allowed to fly RC aircraft? AMA says you should stay away from airports and below 400 feet. Is there any actual law about this? I’m guessing you are free to fly on your own …
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Jet engines are by their very nature push-engines, however, most propeller airplanes use pull-engines. Is there an inherent advantage to using pull-propellers except for the increased airflow over the …
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What is a Flight Director, and how does it differ from Autopilot?
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Can you answer this question?
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I wold like to know how many pilots have lost their medical that prohibits flying on a commercial or ATP, year to year from 2015 to 2022.
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