Apparent wind is the combination of the ‘true wind’ and the ‘induced wind’. 视⻛是“真⻛”和“航⾏⻛”的结合。
As a boat’s speed increases and it starts to foil, it can go much faster than the true wind speed. This requires the sailor to trim the sails to the apparent wind. For example, if a boat sails on an angle downwind, due to