Timeline for What would happen when the fuel tank of a Cessna 172 became (partial) vacuum during horizontal flight?
Current License: CC BY-SA 4.0
7 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Feb 7, 2020 at 19:08 | comment | added | John K | Interestingly, I saw recently on a youtube doc on ketchup that it has a unique physical property where its viscosity drops sharply when subjected to shock of a certain severity, which is why you have to whack the bottom just so to get it out. | |
| Feb 6, 2020 at 15:25 | comment | added | CrossRoads | Except: fuel flows much more readily then ketchup, and fuel tanks aren't squeezable. | |
| Feb 6, 2020 at 13:24 | vote | accept | Julian | ||
| Feb 6, 2020 at 13:18 | comment | added | Julian | @John K That sounds like a struggle for the last piece of ketchup with a squeeze bottle. | |
| Feb 6, 2020 at 4:57 | comment | added | John K | Yes. Take a jug of water with a small hole in the cap and tip it upside down. Water stops flowing as the suction is created in the top. The 150/172 didn't originally have vented caps. They were were added later (under an AD IIRC) to provide a back up venting method if a wasp fills your vent line with mud. So the vent tube itself is kind of redundant. | |
| Feb 5, 2020 at 21:30 | comment | added | Julian | So if the pressure inside the tank drops below atmosferical pressure then fuel may not reach the carburetor? | |
| Feb 5, 2020 at 15:47 | history | answered | CrossRoads | CC BY-SA 4.0 |