Nov 19, 2010 · DDFTTW. Is it possible to build a craft that will "sail" dead downwind faster than the wind (DDFTTW)? Watch the video. It certainly looks like ...
Dec 12, 2016 · In a DDWFTTW cart, the ground force is in the opposite direction of the path of the cart, performing "negative" work on the cart to drive the ...
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Blackbird is an experimental wind-powered vehicle, built in 2010 to demonstrate that it is possible for such a vehicle to go directly downwind faster than ...
Jul 7, 2021 · Recently a science youtube channel did a video on this and a UCLA Physics professor bet $10k that real DDFTTW motion was not achieved. Video and ...
May 31, 2021 · Yes, this "dead downwind faster than the wind" (DDFTTW) business is very counterintuitive. Can't say that I have a gut-level understanding ...
Jul 7, 2021 · DDWFTTW is the abbreviation for going Directly Downwind Faster Than The Wind itself. this has been a hot topic of discussion for a long time and ...
Dec 1, 2008 · Now there's a new video on YouTube (above) that claims it is possible to sail directly downwind faster than the wind (aka DDFTTW). You can ...
Mar 16, 2010 · Now there's a new video on YouTube (above) that claims it is possible to sail directly downwind faster than the wind (aka DDFTTW). You can read ...
Duration: 1:19
Posted: Nov 5, 2008
Posted: Nov 5, 2008
Sep 22, 2021 · It is then sailing DDFTTW. Seems plausible, and easy to understand. I haven't bothered to calculate, but if the vector diagram is to scale ...