The first serve is one of the most deadly weapons in any tennis player's arsenal - and there are solid scientific reasons why.
Dr Simon Foster, an astrophysicist at Imperial College London, uses figures from Wimbledon and the Association of Tennis Professionals to show the colossal forces involved.
A tennis ball flying from the fastest first travels faster than a rubber bullet - and briefly experiences acceleration fifty times that of the Sun's gravity.
Serves are getting faster, with a scientific paper in 2009 concluding: “Serve speeds are now higher than they have ever been and the number of aces continues to rise.”
In fact, they are getting so fast that most players will not have time to react to the quickest.
read more: http://www.telegraph.co.uk/sport/tennis/wimbledon/10928021/Wimbledon-2014-why-a-tennis-serve-is-faster-than-a-rubber-bullet.html
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