3 ms·
Rule of thumb is that 1 kn ≈ 100 ft/min. So 3500ft/min is about 35 knots vertical speed. Not much compared to the horizontal speed, which is closer to 500 kn.
by HPsquared 3y ago
Rule of thumb is that 1 kn ≈ 100 ft/min.
So 3500ft/min is about 35 knots vertical speed. Not much compared to the horizontal speed, which is closer to 500 kn.
- cameldrv 3y ago40mph straight down is a pretty fast rate of descent. That said there’s nothing inherently unsafe about it. If you’re losing cabin pressure, you really want to be at a breathable altitude ASAP.
- HPsquared 3y agoYeah it's definitely steep, but just to put it in perspective it's something like a 7% gradient