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It begins as normal drafting, but the following car pulls up behind the lead car and bumps into the rear of it, pushing the lead car ahead, to maintain momentum. If done roughly or in the wrong position (e.g. close to the entry of the turn), this tactic can destabilize the handling of the lead car, sometimes causing a crash.
Rabbits Abel Kirui, Elijah Keitany [] and Wilson Kigen [] pacing Haile Gebrselassie and Charles Kamathi at the Berlin Marathon 2008. A pacemaker or pacesetter, sometimes informally called a rabbit, [1] is a runner who leads a middle-or long-distance running event for the first section to ensure a high speed and to avoid excessive tactical racing.
When the flow is laminar, the pressure behind the object is higher than the surrounding fluid. The shape of an object determines how strong the effect is. In general, the more aerodynamic an object is, the smaller and weaker its slipstream will be. For example, a box-like front (relative to the object's motion) will collide with the medium's ...
Drafting To ride closely behind another rider to make maximum use of their slipstream, reducing wind resistance and effort required to ride at the same speed. [22] See also "Follow a wheel" and "Sit-on and Sit-in". A drop on a downhill section of a race course Drop (or drop-off) A steep section, or sudden drop on a mountain bike trail. [39]
The ESBRU event has run every year since, except for being canceled in 2020 due to COVID-19, and is the longest continuously running stair racing event in the world. [ 9 ] Several more races popped up in the US, and at other venues around the world, such as Singapore, [ 10 ] throughout the 1980s, and the sport has been slowly growing since.
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